🦁 Animal Species Directory

Browse All Species (3471)

Click any species below to view detailed information, images, and conservation status.

• Abe's Flyingfish
• Abert's Squirrel
• Abyssal Snailfish
• Acalyptrate Flies
• Acanthaspis fuscinervis
• Acantus Sarota
• Acharia nesea
• Acorn Woodpecker
• Acrossocheilinae
• Acrossocheilus
• Adder
• Adejeania vexatrix
• Adelotus
• Adonis Blue
• Adriatic Sturgeon
• Aerial Yellowjackets
• Aesculapian Snake
• African Buffalo
• African Clawed Frog
• African Freshwater Pufferfishes
• African Hairy Bush Viper
• African Leopard
• African Oystercatcher
• African Sacred Ibis
• African Savanna Elephant
• African Savanna Hare
• African Spurred Tortoise
• African Tilapias
• Afro-Malagasy Mabuyas
• Agallia consobrina
• Aganacris velutina
• Agile Frog
• Ailanthus Silkmoth
• Ailao spiny toad
• Alabama Cavefish
• Alabama Waterdog
• Alagoas Foliage-gleaner
• Albany Blackbutt
• Alborella
• Alcatrazes Lancehead
• Alcedo Volcano Giant Tortoise
• Alfalfa Plant Bug
• Algodones Sand Treader Cricket
• Allegheny Mountain Dusky Salamander
• Allegheny Pearl Dace
• Allen's Hummingbird
• Alligator Snapping Turtle
• Alpaca
• Alpine Ibex
• Alpine Marmot
• Alpine Metallic Cockroach
• Alpine Newt
• Alpine Rose
• Althaemenes maculalutea
• Amazon Leaffish
• Amazon River Dolphin
• Amazon Sapphirewing
• Amber Arctiid Moth
• Ambilobe Leaf-nosed Snake
• Amblyglyphidodon
• American Alligator
• American Avocet
• American Badger
• American Barn Owl
• American Barn Swallow
• American Beaver
• American Bison
• American Bittern
• American Black Bear
• American Bullfrog
• American Conger
• American Coot
• American Crocodile
• American Crow
• American Dagger
• American Ermine
• American Flamingo
• American Gizzard Shad
• American Golden Plover
• American Great Egret
• American Kestrel
• American Lady
• American Mink
• American Orange-barred Sulphur
• American Osprey
• American Oystercatcher
• American Paddlefish
• American Pelecinid Wasp
• American Pika
• American Red Squirrel
• American Robin
• American Snout
• American Toad
• American Water Frogs
• American Water Shrew complex
• American White Pelican
• American Wigeon
• American Wolverine
• American plantain
• American searocket
• American sweetgum
• American × Chain Pickerel
• Amerila astreus
• Ammophila rubripes
• Amphibians
• Ampurta
• Amu Darya Sturgeon
• Amur Carp
• Amur Leopard
• Amur Tiger
• Anarta pugnax
• Andeabatis chilensis
• Andean Cat
• Andean Orange-thighed Frog
• Andean Poison Frog
• Andricus quercustozae
• Angulate Tortoise
• Anhinga
• Anna's Hummingbird
• Anolis bahorucoensis bahorucoensis
• Anolis equestris potior
• Anoplognathus viriditarsis
• Ant Flies
• Ant Woodlouse
• Ant-mimicking Treehopper
• Antarctic Minke Whale
• Antarctic Snaggletooth
• Antarctic horsefish
• Antechinuses
• Antennarius
• Anteros aurigans
• Antestiopsis cruciata
• Anthophora hololeuca
• Antioquia Glass Frog
• Ants
• Ants, Bees, Wasps, and Sawflies
• Aphis
• Aphyosemion splendopleure
• Aquatic Garter Snake
• Arabian Leopard
• Arboreal Salamander
• Arcangeli's Pill Woodlouse
• Arctic Char
• Arctic Fox
• Arctic Reindeer
• Arctic Wolf
• Argentine Ant
• Argentine Toad
• Aristotle’s Catfish
• Arizona Mantis
• Arizona Ridgenose Rattlesnake
• Armadillo ant
• Armadillo officinalis
• Armenian Viper
• Armyworm Moths
• Arno Goby
• Artedius
• Ascot Hat
• Ashe's Bush Viper
• Ashy Darter
• Asian Black Bear
• Asian Cheetah
• Asian Common Toad
• Asian Elephant
• Asian Green Bee-eater
• Asian House Gecko
• Asian House Shrew
• Asian Lady Beetle
• Asian Openbill
• Asian Painted Frog
• Asian Sand Cat
• Asian Toads
• Asian Wildcat
• Asiatic Toad
• Asiatyphlopinae
• Asp Viper
• Atala
• Atelius expansicornis
• Atitlán Grebe
• Atlantic Blackwing Flyingfish
• Atlantic Bluefin Tuna
• Atlantic Flyingfish
• Atlantic Goliath Grouper
• Atlantic Menhaden
• Atlantic Needlefish
• Atlantic Sailfin Flyingfish
• Atlantic Silver Hatchetfish
• Atlantic Spotted Dolphin
• Atlantic Stream Crayfish
• Atlantic Sturgeon
• Atlantic Tarpon
• Atlantic Wolffish
• Atta Leaf-cutter Ants
• Atyriodes
• Auckland Islands Rail
• Audubon's Warbler
• Aurora House Snake
• Australasian Sea Lions
• Australasian Short-necked Turtles
• Australasian Snapper
• Australian Black Field Cricket
• Australian Boobook
• Australian Brown Snakes
• Australian Elapids (inc. Sea Snakes)
• Australian Long-finned Eel
• Australian Marbled Geckos
• Australian Sunskinks
• Australian Water Dragon
• Australian Wood Frog
• Australian bag moth
• Autumn Meadowhawk
• Axillary Seabream
• Axolotl
• Azteca diabolica
• Azure Tit
• Badditu Forest Tree Frog
• Bagrid Catfishes
• Bagworm Moths
• Bagworms, Clothes Moths, and Allies
• Bahama Nuthatch
• Bahia Smooth-horned Frog
• Bald Eagle
• Bald-faced Hornet
• Bale Mountains Tree Frog
• Balkan Green Lizard
• Bamra
• Bananaquit
• Banded Caecilian
• Banded Garden Spider
• Banded Killifish × Blackstripe Topminnow
• Banded Mulletgoby
• Banded Pipefish
• Banded Red Harlequin
• Banded Rock Rattlesnake
• Banded Stream Frog
• Banded Watersnake
• Banded-wing Flies
• Bandwing Flyingfish
• Bangalore Geckoella
• Banjo and Marsh Frogs
• Bank Vole
• Barbary Dovey2
• Bare-faced Ibis
• Bare-nosed Wombat
• Bark Gecko
• Barking Frog
• Barking Treefrog
• Barn Swallow
• Baron's Mantella
• Barramundi
• Barred Fire Salamander
• Barred Owl
• Bartail Flathead
• Bartlett's Anthias
• Basilisk Rattlesnake
• Bat Star
• Bats
• Battus philenor philenor
• Bay Anchovy
• Bay Bolete
• Bay Cat
• Beaded Gecko
• Bearded Dragons
• Bearded Mudskipper
• Bearded Reedling
• Beautiful Squirrels
• Beauty Ratsnake
• Beavers
• Bee Beetles and Flower Scarabs
• Bee Hummingbird
• Beetles
• Beggarticks
• Bellotti's Goby
• Belostoma flumineum
• Belted Kingfisher
• Belted Springtail
• Bengal Monitor
• Bengal Tiger
• Bermuda grass
• Berthelot's Pipit
• Bewick's Wren
• Bicolored Sallow
• Bicoloured Quill-snouted Snake
• Bicoloured Shrew
• Big Brown Bat
• Big-Eyed Ratsnake
• Bigbelly Seahorse
• Bigg's Killer Whale
• Bighorn Sheep
• Bigjaw Mountain Stag Beetle
• Binocular Fish
• Birch Catkin Bug
• Birds
• Bitta affinis
• Black Bullhead
• Black Drongo
• Black Flying-fox
• Black Giant Ichneumonid Wasp
• Black Girdled Lizard
• Black Jumping Salamander
• Black Loosejaw
• Black Mamba
• Black Meadowhawk
• Black Olm
• Black Oystercatcher
• Black Phoebe
• Black Rain Frog
• Black Rat
• Black Redstart
• Black Rock Skink
• Black Scabbardfish
• Black Scavenger Flies
• Black Scorpionfish
• Black Seabream
• Black Skimmer
• Black Soldier Fly
• Black Swallowtail
• Black Tar Spot
• Black Turnstone
• Black Vulture
• Black Witch
• Black Woodpecker
• Black planthopper
• Black-and-white Owl
• Black-and-white Warbler
• Black-backed Dwarf Kingfisher
• Black-backed Jackal
• Black-backed Woodpecker
• Black-banded Snake
• Black-bellied Pangolin
• Black-bellied Plover
• Black-billed Thrush
• Black-browed Albatross
• Black-capped Chickadee
• Black-chested Snake-Eagle
• Black-crowned Night Heron
• Black-finned Snake Eel
• Black-footed Cat
• Black-footed Ferret
• Black-headed Cardinal Beetle
• Black-headed Cat Snake
• Black-headed Grosbeak
• Black-headed Gull
• Black-naped Hooded Snake
• Black-necked Stilt
• Black-rumped Flameback
• Black-spotted Frog
• Black-spotted Labyrinth
• Black-spotted Prominent
• Black-tailed Jackrabbit
• Black-tailed Prairie Dog
• Black-throated Sparrow
• Black-winged Stilt
• Black-winged Subterranean Termite
• Blackburnian Warbler
• Blackhand Paradisefish
• Blackhead Seabream
• Blackish Oystercatcher
• Blacksail Flyingfish
• Blacksmith Lapwing
• Blackspotted Wrasse
• Blackwing Flyingfish
• Blainville's Horned Lizard
• Blanford's Pipe Snake
• Blastobasis tarda
• Bleeding Fairy Helmet
• Blob Sculpin
• Blotched house gecko
• Blue Anole
• Blue Ant
• Blue Catfish
• Blue Dasher
• Blue Doctor
• Blue Fungus Beetle
• Blue Jay
• Blue Pansy
• Blue Racer
• Blue Ridge Sculpin
• Blue Spiny Lizard
• Blue Weed-whiting
• Blue Whale
• Blue and Steller's Jays
• Blue-barred Parrotfish
• Blue-eyed Ensign Wasp
• Blue-gray Gnatcatcher
• Blue-headed Vireo
• Blue-lipped Sea Krait
• Blue-ringed Dancer
• Blue-spotted Cornetfish
• Blue-spotted Mudskipper
• Blue-spotted Salamander
• Blue-tailed Damselfly
• Blue-winged Teal
• Blueback Damselfish
• Bluebirds
• Bluefin Leatherjacket
• Bluegill
• Bluenose Shiner
• Blunthead Slug Snake
• Blyth's Reticulate Snake
• Boa Constrictor
• Boat-billed Flycatcher
• Boat-billed Heron
• Bobcat
• Bocourt's Terrific Skink
• Boddart's Blue-spotted Mudskipper
• Bolitoglossa cathyledecae
• Bonnet Macaque
• Bony-eared Assfish
• Borderlander Harlequin Frog
• Boreal Chorus Frog
• Boreal Digging Frog
• Bornean Clouded Leopard
• Bornean Frogmouth
• Bornean Stink-badger
• Bornean rhinoceros
• Borneo Earless Monitor
• Borneo Forest Dragon
• Boto
• Bowhead Whale
• Box Tree Moth
• Brachyceran Flies
• Brahminy Blindsnake
• Brambling
• Brandt's Cormorant
• Brazilian Rainforest Cicada
• Brazos River Watersnake
• Brewer's Blackbird
• Bristly Cutworm Moth
• British Hedgehog
• Brittle Pricklypear
• Broad-banded Watersnake
• Broad-leaved Chervil
• Broad-palmed Rocket Frog
• Broadbill Swordfish
• Broadnosed Pipefish
• Bronze Mabuya
• Brook Trout
• Brown Anole
• Brown Bear
• Brown Big-eared Bat
• Brown Centipede
• Brown Fur Seal
• Brown Hare
• Brown Leaf Chameleon
• Brown Marmorated Stink Bug
• Brown Pelican
• Brown Rat
• Brown Rove Beetle
• Brown Skua
• Brown Stink Bug
• Brown Trout
• Brown spotted pitviper
• Brown-crowned Tchagra
• Brown-headed Cowbird
• Brown-headed Nuthatch
• Brown-lipped Snail
• Brown-throated Three-toed Sloth
• Brush Rabbit
• Brush-tailed Phascogale
• Buchanan's Snake-eyed Skink
• Buckler Dory
• Budgerigar
• Budgett's Frog
• Buff Ermine
• Buff Striped Keelback
• Buffalofish
• Bullethead Blenny
• Bullseye Puffer
• Bumble Bees
• Bump-head Mola
• Burmese Python
• Burning Blister Beetles
• Burrowing Frogs
• Burrowing Owl
• Burton's Legless Lizard
• Bush Stone-curlew
• Bushtit
• Butler's Garter Snake
• Butterflies and Moths
• Butterfly Mackerel
• Butterfly Peacock Bass
• Butterflyfishes, Angelfishes, and Allies
• Cactus Lady Beetle
• Cactus Wren
• Cales and Weed Whitings
• Calhypnorna pulchella
• Calico Pennant
• California Black Rail
• California Brown Pelican
• California Condor
• California Giant Salamander
• California Ground Squirrel
• California Gull
• California King Snake
• California Mountain Kingsnake
• California Mule Deer
• California Newt
• California Pink Glowworm
• California Red-sided Garter Snake
• California Scrub-Jay
• California Sea Lion
• California Slender Salamander
• California Tiger Salamander
• California Toad
• California Towhee
• Calliteara
• Calodromus
• Calotes wangi wangi
• Camarotus
• Cameraria
• Camponotus mirabilis
• Campostoma × Rhinichthys
• Canada Goose
• Canada Jay
• Canada Lynx
• Canadian Tiger Swallowtail
• Canadian Toad
• Canadian bunchberry
• Canarian Lizards
• Candi River Goby
• Candy Darter
• Cane Toad
• Canterbury Knobbled Weevil
• Cantor's Gudgeon
• Cape Buffalo
• Cape Centipede-Eater
• Cape Chacma Baboon
• Cape Dwarf Chameleon
• Cape Fur Seal
• Cape Girdled Lizard
• Cape Golden Mole
• Cape House Snake
• Cape Klipspringer
• Cape May Warbler
• Cape Porcupine
• Cape Rock Hyrax
• Cape Sand Snake
• Cape Snake Lizard
• Cape Southern Fiscal
• Cape Wild Dog
• Caprainea echinata
• Capybara
• Carabus coriaceus
• Caracal
• Caranginae
• Carea
• Caribbean Ocellated Moray
• Caribou
• Carnivorans
• Carolina Chickadee
• Carolina Mantis
• Carolina Pygmy Rattlesnake
• Carolina Sphinx
• Carolina Spreadwing
• Carolina Wren
• Carpenter Ants, Typical Sugar Ants and Allies
• Carpet Python
• Carps, characins, catfishes and allies
• Carriola witti
• Carrion Crow
• Cascades Frog
• Caspian Bent-toed Gecko
• Caspian Monitor
• Caspian Tern
• Caspian Whipsnake
• Cassidy's Poison Dart Frog
• Cassin's Kingbird
• Cattleya
• Caucasian Squirrel
• Cave Gudgeon
• Cave Salamander
• Cavedano Chub
• Cayman Brac Cicada
• Cazira verrucosa
• Cecropia Moth
• Cedar Waxwing
• Central American Agouti
• Central American Boa
• Central American Eyelash-Viper
• Central American Gulf Coast Toad
• Central American Spider Monkey
• Central American White-faced Capuchin
• Central Bearded Dragon
• Central Bright-eyed Frog
• Central Netted Dragon
• Central Russian Red Squirrel
• Cephalopholis
• Cephonodes hylas hylas
• Ceramica
• Cerastipsocus
• Ceraunus Blue
• Cercidocerus
• Cerocranus extremus
• Cerulean Carpenter
• Chacma Baboon
• Chaetophiloscia cellaria
• Chaetophiloscia elongata
• Chaetophiloscia sicula
• Chalcides ocellatus linosae
• Chalk-browed Mockingbird
• Chalky Percher
• Channel Catfish
• Chaunax
• Checkered Barb
• Checkered Madtom
• Checkered Sengi
• Cheetah
• Chelostomoides
• Cherry Salmon
• Chestnut-backed Chickadee
• Chevron Skink
• Chicken Turtle
• Chilean Flamingo
• Chilean Swallow
• Chilean wine palm
• Chiloe Wigeon
• China Grass Lizard
• Chinese Alligator
• Chinese High-fin Banded Shark
• Chinese Kukri Snake
• Chinese Mantis
• Chinese Many-tooth Snake
• Chinese Minnow
• Chinese Mountain Cat
• Chinese Paddlefish
• Chinese Pond Turtle
• Chinese Red Panda
• Chinese Slug Snake
• Chinese Softshell Turtle
• Chinese rose beetle
• Chinook Salmon
• Chinstrap Penguin
• Chiriquí Harlequin Frog
• Chironomini
• Chironomus
• Chital
• Chloromyia
• Chocoan bushmaster
• Chocolate Grouper
• Christmas Beetles
• Chrysis jucunda
• Chrysis semicincta
• Chunam Tree Frog
• Cicadinae
• Cicindela octonotata
• Cinnamon Bittern
• Cinnamon Teal
• Citheronia phoronea
• Cladonota apicalis
• Clancy's Rustic
• Clarias
• Clark's Grebe
• Clay-colored Sparrow
• Clearwing Flyingfish
• Clematis and leatherflowers
• Click, Firefly, and Soldier Beetles
• Clicking Stream Frog
• Climbing Perch
• Clingfishes
• Clouded Monitor
• Clouded Yellow
• Clown Stink Bug
• Cluster Flies
• Coachwhip
• Coal Tit
• Coast Garter Snake
• Coast Mountain Kingsnake
• Coastal Carpet Python
• Coastal Giant Salamander
• Coastal Great Horned Owl
• Coastal Tailed Frog
• Coccinula quatuordecimpustulata
• Cockatiel
• Cocoi Heron
• Coker's amanita
• Collared Ants
• Collared Peccary
• Collared flat-backed millipede
• Collett's Tree Frog
• Colocolo
• Colombian Giant Anole
• Colombian Weasel
• Colubrine Snakes
• Columbia Spotted Frog
• Columbian Black-tailed Deer
• Columbian Ground Squirrel
• Columbian Trig
• Comber
• Common Bamboo Viper
• Common Barbel
• Common Blue
• Common Bluetongue
• Common Blunt-headed Tree Snake
• Common Boomslang
• Common Bottlenose Dolphin
• Common Box Turtle
• Common Bream
• Common Brushtail Possum
• Common Buckeye
• Common Buzzard
• Common Carder Bumble Bee
• Common Chaffinch
• Common Chameleon
• Common Chiffchaff
• Common Coqui
• Common Crane
• Common Crow Butterfly
• Common Darter
• Common Dolphin
• Common Domestic Goat
• Common Dor Beetle
• Common Drone Fly
• Common Dwarf Gecko
• Common Dwarf Mongoose
• Common Eastern Bluebird
• Common Eastern Bumble Bee
• Common Eastern Froglet
• Common Eland
• Common Evening Brown
• Common Flesh Flies
• Common Gallinule
• Common Garter Snake
• Common Geranium-bronze
• Common Giant Plated Lizard
• Common Golden-mantled Ground Squirrel
• Common Grackle
• Common Green Darner
• Common Green Lacewings
• Common Gull
• Common Hedgehog
• Common Hippopotamus
• Common Hoopoe
• Common Idia Moth
• Common Impala
• Common Kingfisher
• Common Knob-tailed Gecko
• Common Leopard Gecko
• Common Lionfish
• Common Long-tailed Macaque
• Common Loon
• Common Looper Moth
• Common Merganser
• Common Mist Frog
• Common Mock Viper
• Common Mola
• Common Moorhen
• Common Mudpuppy
• Common Muskrats
• Common Myna
• Common Orache
• Common Paddy Field Frog
• Common Palm Civets
• Common Pandora
• Common Picture-winged Fly
• Common Pill Woodlouse
• Common Pipistrelle
• Common Prickly Gecko
• Common Raccoon
• Common Rain Frog
• Common Raven
• Common Red Soldier Beetle
• Common Redstart
• Common Reed Frog
• Common Ribbon Snake
• Common Ring-tailed Possum
• Common Rudd
• Common Shiner
• Common Shrew
• Common Slowworm
• Common Snappers
• Common Snapping Turtle
• Common Snook
• Common Southwest Ctenotus
• Common Spiny Flower Mantis
• Common Striped Woodlouse
• Common Sun Skink
• Common Swift
• Common Tern
• Common Toadfish
• Common Tree Crickets
• Common Tree Snake
• Common True Katydid
• Common Two-banded Seabream
• Common Vole
• Common Wall Lizard
• Common Warthog
• Common Water Monitor
• Common White-faced Heron
• Common Wildebeest
• Common Winter Damselfly
• Common Wood-Pigeon
• Common Wormsnake
• Common Yellowthroat
• Common green bee-eater
• Common skittering frog
• Common thread turtle
• Compsus viridivittatus
• Continental Great Cormorant
• Conura lasnierii
• Conura rufa
• Cooper's Hawk
• Cope's Giant Salamander
• Cope's Gray Treefrog
• Copperhead Rat Snake
• Coquena
• Corades yanacocha
• Corn Snake
• Cornfield Grasshopper
• Corrupt Barklouse
• Corymica immaculata
• Corynoneura Group
• Costa's Hummingbird
• Couch's Spadefoot
• Cow Knob Salamander
• Coyote
• Coypu
• Crab Spiders
• Crab-eating Fox
• Crambomorphus
• Cream-spot Tiger
• Cream-spotted Mountain Snake
• Crematogaster osakensis
• Creobroter
• Crescent Grunter
• Crescent Shiner
• Crested Chameleon
• Crested Guan
• Crested Porcupine
• Crested Satinbird
• Crested Tit
• Crimson Marsh Glider
• Crimson Rose
• Crimson Rosella
• Crimson Speckled Footman
• Cross Orbweaver
• Cross-striped Cabbageworm Moth
• Crotalaria Podbearer
• Crowned Bullfrogs and Tiger Frogs
• Crows and Ravens
• Crucian Carps
• Crucifix Spadefoot Frog
• Cryptic Mantis
• Cuban Tody
• Cuban Tree Frog
• Cucujiform Beetles
• Culex
• Culicine Mosquitoes
• Cunningham's Skink
• Curly Woodlouse
• Cururu Toad
• Cuterebra mirabilis
• Cuyaba Dwarf Frog
• Cyamudongo Forest Caecilian
• Cyana quadrinotata
• Cyclotus
• Cylindromyia
• Cymbalophora
• Cynoglossus
• Cyprinids
• Dacini
• Daedaleopsis
• Dalmatian Wall Lizard
• Damara Ground Squirrel
• Damara Molerat
• Damselfishes
• Danaid Eggfly
• Darevskia nairensis
• Dark Flower Scarab
• Dark-eyed Junco
• Dark-sided Chorus Frog
• Dark-sided Flycatcher
• Dark-spotted Anaconda
• Darkling Beetles
• Darters
• Dasineura folliculi
• De Villiers's Moss Frog
• De Winton's Golden Mole
• DeKay's Brownsnake
• Deadly Nightshade
• Decidia magnifica
• Deepsea Lizardfish
• Deepwater Eel
• Deer
• Definite Tussock Moth
• Delta Smelt
• Deltoplastis
• Dendrokara monstrosa
• Dendy's Brood Frog
• Desert Box Turtle
• Desert Cottontail
• Desert Rain Frog
• Desert Spadefoot Frog
• Devil's Coach Horse Beetle
• Devils Hole Pupfish
• Diadems & Eggflies
• Diamondback Watersnake
• Dicarnosis erythrocephala
• Dicyrtoma fusca
• Dicyrtomina ornata
• Dilemma Orchid Bee
• Dingo
• Dingy Cutworm Moth
• Dirhinus texana
• Discobola annulata
• Disholcaspis quercusvirens
• Diva Hemerophila
• Diversibipalium multilineatum
• Dock Bug
• Dog-day Cicadas
• Dolichus halensis
• Dolly Varden
• Domestic Cat
• Domestic Cattle
• Domestic Chicken
• Domestic Dog
• Domestic Goat
• Domestic Greylag Goose
• Domestic Guinea Pig
• Domestic Horse
• Domestic Horse × Plains Zebra
• Domestic Mallard
• Domestic Sheep
• Domestic Turkey
• Domestic Water Buffalo
• Donkey
• Dor's Sole
• Doratoptera nicevillei
• Dorcas Gazelle
• Dorset Heath
• Double-crested Cormorant
• Double-scaled Chameleon
• Doublecone Grass Mantis
• Douc Langurs
• Douglas's Ground Squirrel
• Douglas's Squirrel
• Downy Woodpecker
• Drabescini
• Dragon Mantis
• Dragon Moray
• Dragonets
• Dragonhunter
• Drone Flies
• Dtellas
• Duckbilled clingfish
• Ducks, Geese, and Swans
• Ducula bicolor bicolor
• Dugong
• Dull-colored Grassquit
• Dumbéa River Pipefish
• Dumeril's Worm Lizard
• Dune geckos
• Dunlin
• Dunn's Marsupial Frog
• Dunnock
• Dusky Batfish
• Dusky Driftfish
• Dusky Earless Agama
• Dusky Flathead
• Dusky Grouper
• Dusky Leaf Monkey
• Dusky Seaside Sparrow
• Duskytail Grouper
• Dussumier's Litter Skink
• Dussumier's Rockskipper
• Dwarf American Toad
• Dwarf Beaked Snake
• Dwarf Bearded Dragon
• Dwarf Sturgeon
• Dybowski's Frog
• Dynastor darius stygianus
• Dysgonia stuposa
• Earwigs
• East African Crocodile
• East African Eland
• East African Wolf
• East Asian Ornate Chorus Frog
• East Atlantic Peacock Wrasse
• Eastern Amberwing
• Eastern American Red Fox
• Eastern American Toad
• Eastern Australian Salmon
• Eastern Banjo Frog
• Eastern Bearded Dragon
• Eastern Black Carpenter Ant
• Eastern Black-capped Chickadee
• Eastern Bluetongue
• Eastern Bobcat
• Eastern Box Turtle
• Eastern Boxelder Bug
• Eastern Brown Snake
• Eastern Cardinal
• Eastern Carpenter Bee
• Eastern Chipmunk
• Eastern Cleaner Clingfish
• Eastern Copperhead
• Eastern Coralsnake
• Eastern Cottontail
• Eastern Death's Head hawkmoth
• Eastern Deermouse
• Eastern Diamondback Rattlesnake
• Eastern Dwarf Tree Frog
• Eastern Fox Squirrel
• Eastern Galah
• Eastern Garter Snake
• Eastern Ghost Frog
• Eastern Glass Frog
• Eastern Glass Lizard
• Eastern Gobbleguts
• Eastern Golden Frog
• Eastern Gray Squirrel
• Eastern Grey Kangaroo
• Eastern Hellbender
• Eastern Hognose Snake
• Eastern Indigo Snake
• Eastern Kingbird
• Eastern Kingsnake
• Eastern Meadow Vole
• Eastern Milksnake
• Eastern Mole
• Eastern Mosquitofish
• Eastern Mud Turtle
• Eastern Mudsnake
• Eastern Muskrat
• Eastern Narrow-mouthed Toad
• Eastern Newt
• Eastern Painted Turtle
• Eastern Phoebe
• Eastern Pondhawk
• Eastern Quoll
• Eastern Rainbowfish
• Eastern Ratsnake
• Eastern Red Bat
• Eastern Red-backed Salamander
• Eastern Red-tailed Hawk
• Eastern Saw-shelled Turtle
• Eastern Shingleback
• Eastern Short-beaked Echidna
• Eastern Short-necked Turtle
• Eastern Stone Gecko
• Eastern Stripe-headed Cricket
• Eastern Tiger Salamander
• Eastern Tiger Swallowtail
• Eastern Wallaroo
• Eastern Water Dragon
• Eastern Water Skink
• Eastern Yellow Robin
• Ebony Grasshopper
• Echidnas
• Eciton hamatum
• Ecuador Horned Treefrog
• Edelweiss
• Egyptian Bird Grasshopper
• Egyptian Goose
• Egyptian House Sparrow
• Egyptian Mongoose
• Eiffinger's Tree Frog
• Elegant Sea Snake
• Elegant Snake-eyed Skink
• Eleodes gracilis distans
• Elephant Weevil
• Elm Zigzag Sawfly
• Elongate Mudskipper
• Embalse San Lorenzo Rain Frog
• Emerald Weedfish
• Emerald-banded Skimmer
• Emma Field Cricket
• Emperor Angelfish
• Empis bigoti
• Enchoptera nigricornis
• Ennominae
• Enteromius deserti
• Entomobrya multifasciata
• Epiplastocerus mirandus
• Epitausa
• Equines
• Ernassa
• Eromanga Basin Knob-tailed Gecko
• Erythrodiplax nigricans
• Estuarine Stonefish
• Estuary Cobbler
• Eudocima iridescens
• Eufriesea simillima
• Eupholus
• Eurasian Beaver
• Eurasian Blackbird
• Eurasian Blackcap
• Eurasian Blue Tit
• Eurasian Brown Bear
• Eurasian Collared-Dove
• Eurasian Coot
• Eurasian Eagle-Owl
• Eurasian Green Woodpecker
• Eurasian Griffon
• Eurasian Hamster
• Eurasian Harvest Mouse
• Eurasian Hobby
• Eurasian Hummingbird Hawkmoth
• Eurasian Jackdaw
• Eurasian Jay
• Eurasian Kestrel
• Eurasian Lynx
• Eurasian Magpie
• Eurasian Nightjar
• Eurasian Nuthatch
• Eurasian Otter
• Eurasian Pine Marten
• Eurasian Red Squirrel
• Eurasian Spoonbill
• Eurasian Tree Sparrow
• Eurasian Treecreeper
• Eurasian Vipers
• Eurasian Wolf
• Eurasian Wolverine
• Eurasian Wren
• Eurasian Wryneck
• Euricania ocellus
• European Badger
• European Bison
• European Bullhead
• European Carp
• European Common Frog
• European Conger
• European Crane Fly
• European Dwarf Mantis
• European Eel
• European Elk
• European Fallow Deer
• European Fat Dormouse
• European Firebug
• European Freshwater Shrimp
• European Goldfinch
• European Greenfinch
• European Herring Gull
• European Holly Leafminer
• European Hornet
• European Mantis
• European Mink
• European Mole
• European Paper Wasp
• European Peacock Butterfly
• European Perch
• European Plaice
• European Pond Turtle
• European Rabbit
• European Red Fox
• European Red-rumped Swallow
• European Robin
• European Rose Chafer
• European Serin
• European Sparrowhawk
• European Stag Beetle
• European Starling
• European Stonechat
• European Striped Shield Bug
• European Toad
• European Wildcat
• European Wood Mouse
• European barberry
• European × Green Toad
• Euthyrhynchus
• Even-toed Ungulates and Cetaceans
• Exallonyx
• Excastra albopilosa
• Eyetail Bowfin
• F-winged Barklouse
• Falcon Sphinx
• Fall Field Cricket
• False Coral Snake
• False Gharial
• False Potato Beetle
• False tomato frog
• Familiar Bluet
• Fang's Puffer
• Farlowella hahni
• Fea's Viper
• Fejervarya
• Fence Skink
• Fennec Fox
• Feral Pigeon
• Fervid Nomad Bee
• Festive Ribbonfish
• Field Sensitive Pea
• Field Skipper
• Fieldfare
• Fiery Skipper
• Filament Barb
• Filefishes
• Filfola Lizard
• Finescale Triggerfish
• Finlayson's Squirrel
• Fiordland Penguin
• Fire Dartfish
• Fire Eel
• Fire Salamander
• Fischer's Lovebird
• Fish Crow
• Fisher
• Fisk's House Snake
• Five-lined Flying Dragon
• Five-spotted Hawk Moth
• Five-spotted Wrasse
• Five-striped Palm Squirrel
• Five-toed Worm Lizard
• Flannel, Slug Caterpillar, Leaf Skeletonizer, and Allied Moths
• Flap-necked Chameleon
• Flat-tailed House Gecko
• Flavimaculosus Puffer
• Flies
• Florida Bluet
• Florida Cottonmouth
• Florida Manatee
• Florida Softshell Turtle
• Florida Watersnake
• Flower Snake
• Fly Agaric
• Flying Frogs
• Flying-foxes
• Flyingfishes
• Forest Bug
• Fork-tailed Bush Katydid
• Formica cunicularia
• Formosan Rock Macaque
• Fornasini's Spiny Reed Frog
• Four-lined Silverfish
• Four-lined Snake
• Four-spotted Footman
• Four-toed Salamander
• Fourfinger Threadfin
• Fowler's Toad
• Fox Moth
• Foxfire Fly
• Fragile Forktail
• Fraser's Delma
• Fraternal Potter Wasp
• Fregetta grallaria segethi
• French Grunt
• Freshwater Eels
• Freshwater Moray
• Frilled Dragon
• Frogs and Toads
• Frosted Phoenix
• Fungi Including Lichens
• Fungus Moths, Clothes Moths, & Allies
• Furrowed Ants
• Gaboon Caecilian
• Gaboon Viper
• Gadwall
• Galah
• Galaxy Frog
• Galeruca
• Galápagos Blue-footed Booby
• Galápagos Pink Land Iguana
• Galápagos Sea Lion
• Gambel's Quail
• Garden Commodore
• Garden Snail
• Garden Whites
• Garlic
• Garras
• Gaudy Sphinx
• Gaultheria borneensis
• Gem Tentfig
• Geminaria canalis
• Gemsbok
• Gensan Salamander
• Geoffroy's Bat
• Geoffroy’s Side-necked Turtle
• Geometer Moths
• Georgia Blind Salamander
• Germander Speedwell
• Gharial
• Ghost Ant
• Giant Armadillo
• Giant Birch Sawfly
• Giant Canyon Woodlouse
• Giant Cicada
• Giant Conehead Mantis
• Giant False Brook Salamander
• Giant Forest Hog
• Giant Mayfly
• Giant Meadow Saffron
• Giant Oarfish
• Giant Otter
• Giant Ottershrew
• Giant Petaltail
• Giant Rain Frog
• Giant Sabre Comb Horn Cranefly
• Giant Seahorse
• Giant Toad
• Giant arapaima
• Ginkgo-toothed Beaked Whale
• Gippsland Water Dragon
• Giraffe Weevil
• Giri's Geckoella
• Giuris viator
• Glacier Bear
• Glassy Darter
• Globefish
• Globular Frogs
• Glomeris connexa
• Glyphodes
• Glyphoglossus brooksii
• Goat Moth
• Gobies
• Gobiinae
• Goblet-marked Damselfly
• Goblinfish
• Gold-spotted Mudskipper
• Goldcrest
• Golden Eagle
• Golden Jackal
• Golden Kaiser-i-Hind
• Golden Lancehead
• Golden Manyplume Moth
• Golden Poison Dart Frog
• Golden Toad
• Golden Tree Snake
• Golden-bloomed Longhorn Beetle
• Golden-cheeked Warbler
• Golden-crowned Kinglet
• Golden-crowned Sparrow
• Golden-crowned Warbler
• Golden-fronted Woodpecker
• Golden-haired Tube-nosed Bat
• Golden-rumped Sengi
• Goldenrod Bunch Gall Midge
• Goldfish
• Goldspotted Rockcod
• Goliath Tigerfish
• Gonia picea
• Gonioctena fornicata
• Gopher Snake
• Gorgone Checkerspot
• Graceful Clingfish
• Graf's Hybrid Frog
• Grant’s Zebra
• Grass Demon
• Grass Lizards
• Grass Tubeworm Moths
• Grass Yellows
• Grasshoppers, Crickets, and Katydids
• Graveldiver
• Gray Catbird
• Gray Crowned-Crane
• Gray Fox
• Gray Hairstreak
• Gray Treefrog Species Complex
• Gray Wolf
• Gray-cheeked Thrush
• Great Barracuda
• Great Basin Fence Lizard
• Great Basin Rattlesnake
• Great Black Digger Wasp
• Great Black Hawk
• Great Black-backed Gull
• Great Blue Heron
• Great Blue-spotted Mudskipper
• Great Bustard
• Great Cormorant
• Great Crested Flycatcher
• Great Crested Grebe
• Great Eared-Nightjar
• Great Egret
• Great Giant Scale
• Great Gray Owl
• Great Green Bush-cricket
• Great Hornbill
• Great Horned Owl
• Great Kiskadee
• Great Lakes Bush Viper
• Great Plains Toad
• Great Spangled Fritillary
• Great Spotted Woodpecker
• Great Spreadwing
• Great Thrush
• Great Tit
• Great Tits and Allies
• Great White Heron
• Great-tailed Grackle
• Greater Anglewing
• Greater Glider
• Greater Horseshoe Bat
• Greater Kudu
• Greater Lady Beetles
• Greater Musky Fruit Bat
• Greater Naked Bat
• Greater Prairie-Chicken
• Greater Rhea
• Greater Roadrunner
• Greater White-fronted Goose
• Greater Yellowlegs
• Green Anaconda
• Green Anole
• Green Bamboo Leaf Pit Viper
• Green Cloverworm Moth
• Green Dotted Tree Frog
• Green Dragontail Butterfly
• Green Frog
• Green Grocer
• Green Heron
• Green Iberian Wall Lizard
• Green Iguana
• Green Lizard
• Green Paddy Frog
• Green Riffle Goby
• Green Sea Turtle
• Green Shield Bug
• Green Stink Bug
• Green Sunfish
• Green Thornytail Iguana
• Green Toad
• Green Tree Frog
• Green Treefrog
• Green Whip Snake
• Green-and-Golden Bell Frog
• Green-breasted Mango
• Green-eyed Tree Frog
• Green-striped Grasshopper
• Green-winged Teal
• Green-winged Teals
• Greenhouse Millipede
• Gregory's Blue-headed Agama
• Grey Heron
• Grey Long-eared Bat
• Grey Red-backed Vole
• Grey Seal
• Grey Wagtail
• Grey Whale
• Grey Worm
• Grey and Nilgiri Langurs
• Grey-headed Flying-fox
• Greylag Goose
• Grizzly Bear
• Grootvadersbosch Dwarf Chameleon
• Groove-billed Ani
• Grotto Sculpin
• Ground Agama
• Ground Yellowjackets
• Groundhog
• Groundselbush beetle
• Gryllus
• Guadarrama Wall Lizard
• Guajira Stubfoot Toad
• Guanaco
• Guatemala Neckband Snake
• Guatemala Palm Pit Viper
• Guenther's Frog
• Gulf Coast Toad
• Gulf Fritillary
• Gulf Saltmarsh Snake
• Gulf Sturgeon
• Gulf Toadfish
• Gully Shadeskink
• Gumleaf Grasshoppers
• Guppy
• Guttural Toad
• Gymnapistes
• Gyponana gladia
• Gyrfalcon
• Gyrophaena
• Güldenstädt's shrew
• Hackberry Emperor
• Hairy Carpenter Ant
• Hairy Frog
• Hairy Woodpecker
• Half-edged Wall Jumping Spider
• Half-webbed pug-snouted frog
• Halys Pit Viper
• Hammertails
• Handmaidens
• Harbor Seal
• Harbour Porpoise
• Hardwick's Spiny-tailed Lizard
• Harlequin Beetle
• Harlequin Gecko
• Harmostes fraterculus
• Harpactorini
• Harpy Eagle
• Harris's Hawk
• Hartebeest
• Hawaiian Crow
• Hawaiian Goose
• Hazel Dormouse
• Hazel Grouse
• Heath Monitor
• Heaviside's Dolphin
• Hebata
• Heermann's Gull
• Helmeted Guineafowl
• Helmeted Iguana
• Helmeted Water Toad
• Helms' Alpine Crane Fly
• Hemiodoecellus fidelis
• Hemistola fuscimargo
• Heppner's Grass Tubeworm Moth
• Heraclides anchisiades idaeus
• Hermann's Tortoise
• Hermetia
• Hermit Thrush
• Heterocerus fenestratus
• Heteronotus trinodosus
• Heteropterna
• Hewett's Coris
• Hewlettia nigriviridis
• Hexatoma albitarsis
• Hickory Nut Gorge Green Salamander
• Hickory Tussock Moth
• Hierodula tenuidentata
• Highfin Spotted Plecostomus
• Himalayan Cloak-and-dagger Bee
• Himalayan Marmot
• Himalayan Pika
• Hipparchia
• Hippopotamuses
• Hirundichthys
• Hispaniolan Solenodon
• Hispid Cotton Rat
• Hitched Arches
• Hoary Marmot
• Hoary Plantain
• Hoatzin
• Hoffmann's Two-toed Sloth
• Hogchoker
• Holarctic Treefrogs
• Honey Bees
• Honey Bees, Bumble Bees, and Allies
• Hong Kong Rice-paddy Frog
• Hong Kong Warty Newt
• Hooded Crow
• Hooded Grasshopper
• Hooded Merganser
• Hooded Oriole
• Hooded Vulture
• Hoodwinker Mola
• Horned Leafhopper
• Horse Leech
• Horseshoe Leatherjacket
• Horseshoe Whip Snake
• Hose-nosed Weevil
• Hourglass Dolphin
• House Centipede
• House Finch
• House Flies and Allies
• House Geckos
• House Mouse
• House Sparrow
• Howdenypa gloriosa
• Huamantlan Rattlesnake
• Hula Painted Frog
• Human
• Hummingbird Clearwing
• Humpback Blackdevil
• Humpback Grouper
• Humpback Whale
• Hydnocristella himantia
• Hydropsyche
• Hygophum benoiti
• Hyline Tree Frogs
• Hypholoma
• Iberian Green Frog
• Iberian Red Fox
• Iberian Ribbed Newt
• Ichneumonid Wasps
• Iguania
• Ijimaia
• Ijimaia antillarum
• Ilisha
• Illeis cincta
• Imbabura Tree Frog
• Imienpo Station frog
• Impala
• Inaccessible Island Rail
• Inara
• Inca Dove
• Indian Cobra
• Indian Crested Porcupine
• Indian Flapshell Turtle
• Indian Flying Fox
• Indian Forest Skink
• Indian Golden Oriole
• Indian Humpback Dolphin
• Indian Leopard
• Indian Lily Moth
• Indian Peafowl
• Indian Python
• Indian Sailfin Tang
• Indian Silverbill
• Indian Spot-billed Duck
• Indian Spotted Deer
• Indian Vine Snake
• Indigo Bunting
• Indo-Pacific Bottlenose Dolphin
• Indochinese Garden Lizard
• Indochinese Long-nosed Whipsnake
• Indomalayan Water Monitor
• Indonesian Javan Rhinoceros
• Indus Valley Bullfrog
• Iniistius
• Inimia nat
• Inland Taipan
• Inland marbled velvet gecko
• Insects
• Io Moth
• Iotaphora iridicolor
• Iridescent Shark
• Iris weevil
• Isabella Tiger Moth
• Isochaetes
• Israeli Mole Viper
• Italian Cave Salamander
• Italian Crested Newt
• Italian Festoon
• Italian Gudgeon
• Italian Riffle Dace
• Italian Slowworm
• Italian Sparrow
• Italian Spined Loach
• Italian Stream Frog
• Italian Three-toed Skink
• Italian Tree Frog
• Italian Wall Lizard
• Italian White-clawed Crayfish
• Itjaritjari
• Ivy Cellophane Bee
• Jacks
• Jacky Dragon
• Jaguar
• Jaguar Leaf Frog
• Japanese Amazon Ant
• Japanese Beetle
• Japanese Eel
• Japanese Giant Salamander
• Japanese Rift Salamander
• Japanese Serow
• Japanese Tiger Beetle
• Japanese Tree Frog
• Japanese knotweed
• Japanese maple
• Jelly Ear
• Jemez Mountains Salamander
• Jewel Caterpillar Moth
• Jewel Caterpillar Moths
• Jewel Flutterer
• Jewel Longhorn Beetle
• Jewel Weevil
• Jordan's Casque-headed Tree Frog
• Juami River Rocket Frog
• Julodis viridipes
• Juneau Weasel
• Jungle Palm Squirrel
• Jungle Perch
• KZN Jumping Flowers
• Kalimantan Jungle Toad
• Kanawha Darter
• Kangaroos, Wallabies and Allies
• Karoo Caco
• Karoo Toad
• Katydids
• Kea
• Keeled Indian Mabuya
• Keeled Skimmer
• Kelp Pipefish
• Kelp Poacher
• Kenya Horned Viper
• Kerguelen spiny plunderfish
• Key Deer
• Killdeer
• King Eider
• King Penguin
• King Ranch bluestem
• King Vulture
• King of Wasps
• King's Skink
• King-of-the-salmon
• Kirk's Caecilian
• Kleidocerys
• Knight Anole
• Knob-billed Duck
• Knot Grass Moth
• Knysna Dwarf Chameleon
• Koala
• Komodo Dragon
• Koppie Foam Grasshopper
• Korean Crevice Salamander
• Korean Rockfish
• Krefft's Warty Frog
• Kuhne's Grass Lizard
• Kukri Snakes
• Kākāpō
• Lacanobia
• Lace Monitor
• Lacertinae
• Lacey Scorpionfish
• Lachnaia italica
• Ladder Snake
• Lagrecacanthops guyanensis
• Lake Ifni trout
• Lake Pátzcuaro Salamander
• Lake Sturgeon
• Lake Taal Snake
• Lambert's Sea Snake
• Lampyris
• Land Mullet
• Langsdorff's Coralsnake
• Lanna Green Pitviper
• Large Black Tip Wilter
• Large Crane Flies
• Large Fan-throated Lizards
• Large Pugnacious Ant
• Large Skipper
• Large White
• Large White-headed Gulls
• Large Yellow Underwing
• Large-blotched Ensatina
• Largeflower Aster
• Largehead Hairtail
• Largemouth Bass
• Largetooth Conger
• Larimus
• Lasia corvina
• Laughing Dove
• Laughing Gull
• Laughing Kookaburra
• Leaf Beetles
• Leaf Katydids
• Leaf-nosed Lizard
• Leafhopper Assassin Bug
• Leafy Filefish
• Leafy Seadragon
• Leaping Blenny
• Leaproaches
• Least Bittern
• Least Chipmunk
• Least Sandpiper
• Least Weasel
• Leatherback Sea Turtle
• Leccinum
• Leopard
• Leopard Reed Frog
• Leopard Seal
• Leopard Searobin
• Leopard Tortoise
• Lepidocephalichthys
• Leptobarbus
• Lesser Black Whipsnake
• Lesser Black-backed Gull
• Lesser Dog-like Bat
• Lesser Florican
• Lesser Goldfinch
• Lesser Grasshopper
• Lesser Horseshoe Bat
• Lesser Nighthawk
• Lesser Stag Beetle
• Lesser Willow Sawfly
• Lethocerus maximus
• Lethrinus
• Leucochrysa insularis
• Lewis's Woodpecker
• Liasis olivaceus olivaceus
• Lichen Katydid
• Lincoln's Sparrow
• Lindley's Aster
• Lined Gecko
• Lingcod
• Lion
• Lipotactes vietnamicus
• Lissotriton
• Little Baikal oilfish
• Little Brown Skink
• Little Bustard
• Little Devil Poison Frog
• Little Egret
• Little Grebe
• Little Gull
• Little Gurnard Perch
• Little Raven
• Little Red Flying-fox
• Little White Tellen
• Little mesquite cicada
• Littoral Glassfrog
• Lizards
• Llama
• Lobogaster paradoxus
• Loggerhead Shrike
• Long-billed Curlew
• Long-eared Owl
• Long-flange Millipede
• Long-headed Toothpick Grasshopper
• Long-horned Amazon Ant
• Long-legged Buzzard
• Long-necked Shining Fungus Beetle
• Long-nosed Dragon
• Long-nosed Fur Seal
• Long-rayed Weed Whiting
• Long-snouted Seahorse
• Long-tailed Ground Squirrel
• Long-tailed Jaeger
• Long-tailed Macaque
• Long-tailed Mouse
• Long-tailed Shrews
• Long-tailed Tit
• Long-tailed Weasel
• Long-tailed × three-lined salamander
• Longear Sunfish
• Longfin Baikal sculpin
• Longhead Grunt
• Longhorn Band-wing Grasshopper
• Longjaw Mackerel
• Longneck Croaker
• Longnose Gar
• Longnose Lancetfish
• Longsnout Boarfish
• Longspined Porcupinefish
• Longtail Mabuya
• Lorestan Newt
• Lowland Slender Squirrel
• Lowland Swamp Viper
• Lucerne Moth
• Luxilus zonatus × Miniellus nubilus
• Lycodon rufozonatus rufozonatus
• Lynch's Stubfoot Toad
• Maasai Giraffe
• Macaques
• Macarostola
• Mackerels, Tunas, Butterfishes, and Allies
• Mackerels, Tunas, and Bonitos
• Macrocheilus
• Macrocilix maia
• Macrohastina gemmifera
• Macroramphosus
• Macrothylacia
• Madagascar Coucal
• Madagascar Hoopoe
• Madtoms
• Magellanic Penguin
• Magnolia Warbler
• Magpie Perch
• Mainland American Marten
• Mainland Northern Saw-whet Owl
• Mainland Rusty-spotted Cat
• Mainland Sheoak Skink
• Mainland Western Grey Kangaroo
• Malabar Gliding Frog
• Malachite Kingfisher
• Malay Red Harlequin
• Malay Weasel
• Malaysian Rail-babbler (Malay)
• Mallard
• Mallards, Pintails, and Allies
• Mallow Sawfly
• Maltese-cross
• Maluti River Frog
• Mammals
• Manaia Pygmy Pipehorse
• Mandarin Ratsnake
• Mang Mountain Pitviper
• Mangrove Red Snapper
• Mantis
• Mantled Howler Monkey
• Many-lined Salamander
• Marabou Stork
• Marbled Beauty
• Marbled Cellar Spider
• Marbled Eel
• Marbled Godwit
• Marbled Newt
• Marbled Polecat
• Marbled Salamander
• Marbled White
• Margined Reed Frog
• Marine Iguana
• Maritime Striped Squirrel
• Marsh Dagger
• Marsh Flies
• Marsh Frog
• Marsh Greenbottle Fly
• Marsh Mongoose
• Marsh Rabbit
• Marsh Tit
• Martens
• Martial Eagle
• Marvelous Spatuletail
• Maryland Darter
• Masked Laughingthrush
• Mayotte Smooth Snake
• Meadow Brown
• Meadow Pipit
• Meadow Spittlebug
• Meadow Voles
• Mediterranean Acrobat Ant
• Mediterranean Banded Centipede
• Mediterranean Conehead Mantis
• Mediterranean Flour Moth
• Mediterranean Freshwater Crab
• Mediterranean House Gecko
• Mediterranean Katydid
• Mediterranean Mole
• Mediterranean Moray
• Mediterranean Painted Frog
• Mediterranean Red Sea Star
• Mediterranean Slant-faced Grasshopper
• Mediterranean Spotted Chafer
• Mediterranean Tree Frog
• Mediterranean horseshoe bat
• Mediterranean white-banded spider
• Megachile argentata
• Megachile macularis
• Megamerus alvarengai
• Megarhyssa macrurus macrurus
• Meiosimyza decempunctata
• Melanophryniscus spectabilis
• Mellinus
• Meloetyphlus fuscatus
• Merlin
• Metacrinia
• Meteorus pulchricornis
• Mexican Blindcat
• Mexican Burrowing Toad
• Mexican Free-tailed Bat
• Mexican Giant Cactus
• Mexican Giant Tree Frog
• Mexican Grass-carrying Wasp
• Mexican Mud Turtle
• Mexican Tiger Salamander
• Mexican Treehopper
• Mexican tea
• Mice, Rats, and Hamsters
• Microdon violaceus
• Microphysogobio tafangensis
• Microplana terrestris
• Middle Eastern Short-fingered Gecko
• Middle European Least Weasel
• Midland Painted Turtle
• Milesia crabroniformis
• Milkweed Assassin Bug
• Mindo Stubfoot Toad
• Minervarya
• Minor Lizard
• Mint-loving Pyrausta Moth
• Miresa fulgida
• Miroidea
• Mississippi Map Turtle
• Missouri Saddled Darter
• Moaning Frog
• Mohave Ground Squirrel
• Mojave Desert Sidewinder
• Mojave Rattlesnake
• Mole Salamander
• Mole Snake
• Molly Miller
• Molophilus
• Monarch
• Mongolian Pallas' Cat
• Monk Parakeet
• Monkey Goby
• Monocellate Cobra
• Monoceromyia ndidiae
• Monopterus
• Moor Frog
• Moorish Gecko
• Moose
• Morays
• Morimus asper
• Mormidea
• Mosaic Leatherjacket
• Mosquitofishes
• Moss Grass
• Moss Springtail
• Mossy Rose Gall Wasp
• Moth Butterfly
• Motorbike Frog
• Mount Lyell Shrew
• Mountain Bluebird
• Mountain Cottontail
• Mountain Coyote
• Mountain Goat
• Mountain Hare
• Mountain Lion
• Mountain Rain Frog
• Mountain Redbelly Dace
• Mountain Water Snake
• Mountain ghost stiletto fly
• Mournful Sphinx
• Mourning Cloak
• Mourning Dove
• Mourning Gecko
• Mozambique Tilapia
• Mozena lutea
• Mud Salamander
• Mudburrowing gobies
• Muddy Stink Bug
• Mulch Skinks
• Mule Deer
• Mullets
• Murici Lancehead
• Murines
• Muscovy Ducks
• Mushroom Gall Wasp
• Mushroom Scorpionfish
• Muskrat
• Mustache and Pygmy Snapping Ants
• Mustelids
• Mute Swan
• Mwanza Flat-headed Rock Agama
• Myrmecopsis kenedyae
• Myrtle Warbler
• Namib Giant Ground Gecko
• Namib Round-eared Sengi
• Namib Sand Gecko
• Narrow-banded Pond Fly
• Narrow-banded Spanish Mackerel
• Narrow-mouthed Frogs
• Narrow-waisted Wasps, Ants, and Bees
• Narrow-winged Tree Cricket
• Narwhal
• Naryciodes posticalis
• Nasal-flap moray
• Nasidius pulchriventris
• Nathusius' Pipistrelle
• Natterjack Toad
• Near Eastern Fire Salamander
• Necrophylus arenarius
• Neomelicharia consociata
• Neon Tetra
• Neosebastes
• Neoxylocopa
• Nepal Sacred Langur
• Neptune Beetle
• New Britain Goshawk
• New Caledonian Giant Gecko
• New Guinea Snake-lizard
• New World Bluestems
• New World Sparrows
• New World Warblers
• New Zealand Falcon
• New Zealand Giraffe Weevil
• New Zealand Glowworm
• New Zealand Pied Cormorant
• Niceforo's Marsupial Frog
• Night Parrot
• Nile Crocodile
• Nile Tilapia
• Nimble Long-limbed Salamander
• Nine-banded Armadillo
• Nine-spotted Lady Beetle
• Nine-spotted Moth
• Ninespine Stickleback
• Niphona picticornis
• Nobbi Dragon
• Noisy Miner
• Nomad
• Nomia
• Nongkhor Asian tree frog
• Nordic Jackdaw
• Nornalup Frog
• North American Freshwater Catfishes
• North American Luna Moth
• North American Minnows
• North American Mountain Lion
• North American Ocelot
• North American Peregrine Falcon
• North American Porcupine
• North American River Otter
• North American Spur-throated Grasshoppers
• North American Toads
• North American Wheel Bug
• North Atlantic Great Cormorant
• North Island Snipe
• North Pacific Humpback Whale
• Northern Barred Owl
• Northern Bobwhite
• Northern California Ringtail
• Northern Cardinal
• Northern Carmine Bee-eater
• Northern Chamois
• Northern Cottonmouth
• Northern Cricket Frog
• Northern Dancing Frog
• Northern Desert Nightsnake
• Northern Dusky Salamander
• Northern Elephant Seal
• Northern Flicker
• Northern Flying Squirrel
• Northern Hawk Owl
• Northern Hoary Bat
• Northern House Wren
• Northern Ivory-billed Woodpecker
• Northern King Cobra
• Northern Lapwing
• Northern Leopard Frog
• Northern Map Turtle
• Northern Mockingbird
• Northern Pacific Rattlesnake
• Northern Paper Wasp
• Northern Parula
• Northern Pike
• Northern Pintail
• Northern Rainfrogs
• Northern Red-legged Frog
• Northern Rough Greensnake
• Northern Rubber Boa
• Northern Saw-whet Owl
• Northern Scarletsnake
• Northern Seahorse
• Northern Short-tailed Shrew
• Northern Shovel-nosed Salamander
• Northern Shoveler
• Northern Spectacled Salamander
• Northern Two-lined Salamander
• Northern Walkingstick
• Northern Watersnake
• Northern Waterthrush
• Northern Wheatear
• Northern White-breasted Hedgehog
• Northern White-tailed Deer
• Northern Whiting
• Northern Yellow Warbler [aestiva]
• Northern Zigzag Salamander
• Northwest African Cheetah
• Northwestern Alligator Lizard
• Northwestern Salamander
• Nose-horned Viper
• Nosy Pill Woodlouse
• Notosacantha echinata
• Nut Leaf Blister Moth
• Nutria
• Nutting's Flycatcher
• Nyala
• Nyctemera lacticinia
• Nygmia plana
• Oak Marble Gall Wasp
• Oak Titmouse
• Oakworm Moths
• Obama Flatworm
• Oblong Lady Beetles
• Oblong-winged Katydid
• Obscure Bird Grasshopper
• Ocellaris Anemonefish
• Ocellated Bronze Skink
• Ochre Bush Squirrel
• Ochre Sea Star
• Oebalus
• Oecanthus longicauda
• Oenoptera albimacula
• Oenpelli Rock Python
• Oiketicinae
• Okanagana arctostaphylae
• Okinawa Tree Lizard
• Old Wife
• Old World Mice and Rats
• Old World Swallowtail
• Oligolepis stomias
• Olive Baboon
• Olive-headed Sea Snake
• Omilteme Cottontail
• Omiza lycoraria
• Ommatoiulus rutilans
• Ommatotriton ophryticus × nesterovi
• One-toed Amphiuma
• Onefin Flashlightfish
• Onion eye
• Oophaga
• Ophion
• Opisthoplatia
• Opsiphanes
• Orange Ladybird
• Orange Swift
• Orange-crowned Warbler
• Orange-dashed Goby
• Orange-spined Drone Fly
• Orange-spotted Trevally
• Orangebarred Puffer
• Orangespotted Sunfish
• Orangethroat Darter
• Orca
• Ord River Mullet
• Oreaeschna dictatrix
• Orectognathus szentivanyi
• Oregon Spotted Frog
• Orejuela's Glassfrog
• Orfe
• Oriental Blue Clearwing
• Oriental Darter
• Oriental Fire-bellied Toad
• Oriental Flying Gurnard
• Oriental Forest Lizards
• Oriental Garden Lizard
• Oriental House Rat
• Oriental Magpie-Robin
• Oriental Rat Snake
• Oriental Weatherfish
• Ornate Cowfish
• Ornate Ghostpipefish
• Ornate Spiny Lizard
• Ornate Velvet Gecko
• Ornate Wrasse
• Orthometopon dalmatinum
• Osmylops
• Osprey
• Ota's Japalure
• Ota's stream tree frog
• Ovalimantis maculata
• Owlet Moths and Allies
• Owlflies
• Oxyelaea elegans
• Oxyeleotris
• Ozark Cavefish
• Pachylis acutangulus
• Pachyrhynchus congestus pavonius
• Pacific Barreleye
• Pacific Blackdragon
• Pacific Blue Eye
• Pacific Chub Mackerel
• Pacific Footballfish
• Pacific Gopher Snake
• Pacific Herring
• Pacific Ringneck Snake
• Pacific Spiny Lumpsucker
• Pacific Stargazer
• Pacific Viperfish
• Pacific chorus frog
• Padanian Goby
• Paddy Field Frog
• Paddyfield Pipit
• Painted Batagur
• Painted Bronzeback
• Painted Bunting
• Painted Comber
• Painted Ensatina
• Painted Frogfish
• Painted Handmaiden Moth
• Painted Lady
• Painted Reed Frog
• Painted Tiger Moth
• Painted Tree Frog
• Painted Turtle
• Painted Wood Turtle
• Paisa Frog
• Pale Green Assassin Bug
• Pale Snipe Eel
• Pale-flecked Garden Sunskink
• Palearctic and African Small Cats
• Palestine Viper
• Palette Tang
• Pallas' Cat
• Pallas' Squirrel
• Palm Squirrels
• Panama Spotted Night Snake
• Panamanian Golden Frog
• Panaqolus
• Panchlora kozaneki
• Panda Ant
• Pangasius
• Panther Flounder
• Papuan Frogmouth
• Parachaenichthys charcoti
• Paradise Flying Snake
• Paradise Shelduck
• Paralastor
• Paraleptophlebia
• Paraphanius mentoides
• Parasa viridogrisea
• Parasitic Jaeger
• Parasol
• Paratanakia
• Parum
• Pascagoula Dusky Salamander
• Paspalum
• Patch-nosed Salamander
• Peace Delma
• Peacock Brenthia Moth
• Peale's Dolphin
• Pearl Crescent
• Pearl Moths
• Pectoral Sandpiper
• Peking Gecko
• Pelagic Anglerfishes
• Pelagic Porcupinefish
• Pelicans, Herons, Ibises, and Allies
• Penicillidia conspicua
• Peninsula Moss Frog
• Pennant-winged Nightjar
• Penthicodes astraea
• Peppered Moray
• Perau de Janeiro Redbelly Toad
• Perching Birds
• Peregrine Falcon
• Perentie
• Peringuey's Adder
• Perola sericea
• Peron's Tree Frog
• Peronomyrmex
• Persian Leopard
• Pestle Puffball
• Pethia
• Petroscirtes
• Phainopepla
• Phanaeus tridens
• Phaonia
• Philoscia affinis
• Phreatobius
• Phyllira Tiger Moth
• Phyllocnistis insignis
• Phyllognathus excavatus
• Phyllomorpha lacerata
• Phytalmia cervicornis
• Phytalmia mouldsi
• Phytomyza
• Picasso Bug
• Picripleuroxus denticulatus
• Piebald Madtom
• Pied Avocet
• Pied Bat
• Pied Wagtail
• Pied-billed Grebe
• Pig Frog
• Pikachu Moth
• Pike Icefish
• Pileated Woodpecker
• Pin-tailed Whydah
• Pine Carpet
• Pine Woods Tree Frog
• Pink Clingfish
• Pink Fairy Armadillo
• Pink Snout Moth
• Pinocchio Anole
• Pioneer White
• Pipevine Swallowtail
• Piping Plover
• Pistachio Emerald
• Pit Vipers
• Placental Mammals
• Plagiocephalus latifrons
• Plagiometriona clandestina
• Plain-bellied Watersnake
• Plain-tailed Hanging Thief
• Plains Zebra
• Plains-wanderer
• Plantain Squirrel
• Platyaspistes venustus
• Pleistodontes froggatti
• Plovers and Lapwings
• Plum Fruit Moth
• Podarcis
• Podarcis lusitanicus
• Polar Bear
• Polka-dot Batfish
• Polka-dot Tree Frog
• Polyphemus Moth
• Pomarine Jaeger
• Pompanos
• Pond Olive
• Pond Slider
• Pond Spreadwings
• Pond and Box Turtles
• Pool Frog
• Popayan Marsupial Frog
• Poplar Kitten
• Poppea formosa
• Porcellionides myrmecophilus
• Portuguese Fire Salamander
• Powder Blue Isopod
• Power's Rain Frog
• Praesusica placerodes
• Praini
• Prevost's Squirrel
• Pricklenapes
• Prickly Pears
• Princely Tiger Moth
• Proculini
• Pronghorn
• Prosapia
• Prosoplecta semperi
• Protoxodera monstrosa
• Prussian Carp
• Przewalski's Horse
• Psalidognathus friendii
• Pseudacanthops caelebs
• Pseudocephalelus bleusei
• Pseudosphex laticincta
• Psilodera fasciata
• Psilodera valida
• Psychopsis mimica
• Ptenothrix alveola
• Ptenothrix maculosa
• Puff Adder
• Puffers and Filefishes
• Pugnosed Tree Frog
• Pumpkinseed
• Purple Allamanda
• Purple Finch
• Purple Frog
• Purple woodsorrel
• Puss Moth
• Pyburn's Pancake Frog
• Pycnarmon
• Pycnopsyche antica
• Pygmy Blue Whale
• Pygmy Hippopotamus
• Pygmy Marbled Newt
• Pygmy Seahorse
• Pygmy Short-horned Lizard
• Pygmy White-toothed Shrew
• Pygmy Whitefish
• Pygopleurus koniae
• Pyramid Ants
• Père David's Rock Squirrel
• Qinling Giant Panda
• Queen
• Queen Alexandra's Birdwing
• Queenfishes
• Quokka
• Rabbitfishes
• Rabbs' Fringe-limbed Treefrog
• Rain Frogs
• Rainbow Lorikeet
• Rainbow Mantis
• Rainbow Scarab
• Rainbow Skink
• Rainbow Skinks
• Rainbow Trout
• Ramadasa plumbeola
• Rambur's Forktail
• Rankinia
• Rattlesnakes
• Rattling Froglet
• Ravine Salamander
• Rawlinsonia
• Ray-finned Fishes
• Razzauti's Woodlouse
• Red Admiral
• Red Chilocorus
• Red Clover
• Red Deer
• Red Devil Cichlid
• Red Diamond Rattlesnake
• Red Drum
• Red Fox
• Red Hake
• Red Handfish
• Red Jewel Bug
• Red Junglefowl
• Red Kite
• Red Morwong
• Red Panda
• Red Porgy
• Red Salamander
• Red Sand Boa
• Red Spitting Cobra
• Red Swamp Crayfish
• Red Wolf
• Red Worm Lizard
• Red-backed Poison Frog
• Red-banded Leafhopper
• Red-banded Snake
• Red-bellied Black Snake
• Red-bellied Newt
• Red-bellied Squirrel
• Red-billed Chough
• Red-bodied Swallowtails
• Red-breasted Nuthatch
• Red-cockaded Woodpecker
• Red-crowned Woodpecker
• Red-eared Slider
• Red-eyed Tree Frog
• Red-headed Bush Cricket
• Red-headed Woodpecker
• Red-legged Cormorant
• Red-legged Honeycreeper
• Red-legged Pademelon
• Red-legged Wot-wot
• Red-lipped Batfish
• Red-lipped Snake
• Red-mouthed Goby
• Red-necked Nightjar
• Red-necked Wallaby
• Red-shouldered Hawk
• Red-spotted Garter Snake
• Red-spotted Toad
• Red-tailed Hawk
• Red-tailed Squirrel
• Red-whiskered Bulbul
• Red-winged Blackbird
• Redbelly Tilapia
• Redear Sunfish
• Redfin Butterflyfish
• Redhead
• Redmouth Grouper
• Redpoll
• Redside Dace × Creek Chub
• Redspotted Sunfish
• Redtail Catfish
• Reed Bunting
• Reeves's Muntjac
• Regal Horned Lizard
• Regalecus
• Remora
• Resplendent Cochran Frog
• Resplendent Quetzal
• Resplendent Shrubfrog
• Reticulated Flatwoods Salamander
• Reticulated Giraffe
• Reticulated Poison Frog
• Reticulated Python
• Reticulated Siren
• Rhabdophis lateralis
• Rhabdopterus
• Rhesus Macaque
• Rhinella ruizi
• Rhinoceros Beetles
• Rhinoceros Viper
• Rhinogobies
• Rhinolophoid Bats
• Rhombic Skaapsteker
• Rhynchocypris
• Rhyncomya
• Rhypotoses
• Ribbed Millipede Undertaker
• Ribbon Eel
• Ribbon Seal
• Ribbonwood Fungus Weevil
• Rice Frogs
• Rice Stink Bug
• Rice field frog
• Rice's Whale
• Richardia advena
• Richardson's Ground Squirrel
• Riggenbach's Reed Frog
• Rim Rock Crowned Snake
• Rineloricaria melini
• Ring-billed Gull
• Ring-legged Earwig
• Ring-necked Duck
• Ring-necked Pheasant
• Ring-necked Snake
• Ringed Seal
• Ringed Tortoise Beetle
• Ringleg Black Millipede
• Ringtail
• Rinkhals
• Rio Chingual Valley tree frog
• Rio Negro Silky Anteater
• Rio Pescado Stubfoot Toad
• Risso's Dolphin
• River Cooter
• River Eels
• Rivero's Toad
• Rize River Trout
• Roadside Hawk
• Robust Ctenotus
• Rock Cale
• Rock Flathead
• Rock Hyrax
• Rock Ling
• Rock Pigeon
• Rock Squirrel
• Rocky Mountain Locust
• Rocky Mountain Mule Deer
• Rodents
• Rook
• Ropalidia marginata
• Rose-breasted Grosbeak
• Rose-ringed Parakeet
• Roseate Spoonbill
• Rosy Maple Moth
• Rosyside Dace
• Rottnest Island Dugite
• Rough Greensnake
• Rough Leatherjacket
• Rough-skinned Newt
• Roughened Darkling Beetle
• Round Bullet Gall Wasp
• Round Goby
• Round-tailed Ground Squirrel
• Roundtail Horned Lizard
• Rovella
• Royal Goliath Beetle
• Royal Gramma
• Royal Tern
• Rubber Eel
• Ruby-crowned Kinglet
• Ruby-throated Hummingbird
• Ruby-throated and Black-chinned Hummingbirds
• Ruddy Duck
• Ruddy Tree Frog
• Ruddy Turnstone
• Ruffed Grouse
• Rufous Hummingbird
• Rufous-chested Tanager
• Rufous-tailed Jacamar
• Rusa Deer
• Russell's Oarfish
• Russell's Viper
• Russian Desman
• Russian Saiga
• Rusty Tussock Moth
• Sabethes cyaneus
• Sacred flower of the Incas
• Saddled Seabream
• Sahara Frog
• Sahara Sand Viper
• Sailfin Catfishes
• Sailfish
• Sakhalin Sturgeon
• Salamanderfish
• Salamandra algira atlantica
• Salema Porgy
• Salt Marsh Moth
• Saltwater Crocodile
• Salty Earth Snake
• Sambar
• San Bernardino Ringneck Snake
• San Diego Alligator Lizard
• San Francisco Garter Snake
• San Joaquin Coachwhip
• Sand Rain Frog
• Sanderling
• Sandhill Crane
• Sangay Shrew Opossum
• Saola
• Sarawak Keelback
• Sarcopyramis
• Sargassumfish
• Sargo
• Saropogon hyalinus
• Saskatoon
• Satin White Palpita
• Sauter's Brown Frog
• Savannah Sparrow
• Savi's Pipistrelle
• Say's Phoebe
• Scaled Stargazer
• Scalloped Ribbonfish
• Scaly-breasted Munia
• Scalyfin
• Scalyfins
• Scaphura nigra
• Scarabs
• Scarabs, Stag Beetles, and Allies
• Scarce Swallowtail
• Scarlet Kingsnake
• Schismatogobius marmoratus
• Schistophleps
• Schistura oedipus
• Schlegel's Green Tree Frog
• Schmidt's Cocktail Ant
• Sciapodinae
• Sciocoris sulcatus
• Scioto Madtom
• Scissor-tailed Flycatcher
• Scomber
• Scombrinae
• Scrub Hare
• Scrub Tanager
• Scudder's Bush Katydids
• Sea Mullet
• Sea Otter
• Sea Tadpole
• Seahorses
• Seal Salamander
• Searobins
• Seaside Dragonlet
• Secret Toadhead Agama
• Sedge Warbler
• Seep Frog
• Selandriinae
• Semyrilla lineata
• Senator Wrasse
• Sergeant Majors
• Serrated fan-throated lizard
• Serval
• Seven-spotted Lady Beetle
• Sevenfingered Threadfin
• Shaded Fuzzy Ant
• Shaggy Mane
• Shanghai Elegant Skink
• Sharksucker
• Sharp-shinned Hawk
• Sharpbelly
• Sharphead Darter
• Sharptooth Catfish
• Shasta Alligator Lizard
• Shaw's Cowfish
• Shellbark Hickory
• Shelley's Eagle-Owl
• Sherman's Fox Squirrel
• Shingleback
• Shiras Moose
• Short Bigeye
• Short-beaked Echidna
• Short-billed Gull
• Short-eared Dog
• Short-eared Owl
• Short-finned Eel
• Short-finned Pilot Whale
• Short-tailed Mamushi
• Short-tailed Shrews
• Short-tailed Snake
• Shorthead Seahorse
• Shortnosed Kauri Weevil
• Shovelnose Sturgeons
• Shrews
• Shuttles Hoppfish
• Siamese Blue Crested Lizard
• Siamese Fighting Fish
• Siamese Fireback
• Siamusotima aranea
• Siberian Chipmunk
• Siberian Rubythroat
• Siberian Salamander
• Siberian Weasel
• Sickle-bearing Bush-cricket
• Sidewalk tiger beetle
• Sierra Nevada Mountain Beaver
• Sierra Nevada Snowshoe Hare
• Sierra Newt
• Sika Deer
• Silk-Button Spangle Gall Wasp
• Silky Cuscus
• Silver Bream
• Silver Catfish
• Silver Redhorse
• Silver Spiny Sugar Ant
• Silver Sweep
• Silver Trevally
• Silver-spotted Skipper
• Silver-tailed Petalcutter
• Silver-washed Fritillary
• Silvery Checkerspot
• Sinobdella sinensis
• Sinocyclocheilus microphthalmus
• Sinopodisma
• Sinuated Spoonwing
• Sipalinus gigas
• Siphona
• Six-spotted Orbweaver
• Sixspine Leatherjacket
• Skilton's Skink
• Skinks
• Slate-colored Junco
• Slaty Skimmer
• Sleepy Cod
• Slender Gars
• Slender Mola
• Slender Mudskipper
• Slender Spreadwing
• Slender-billed Curlew
• Slimy Snailfish
• Slingjaw Wrasse
• Sloane's Viperfish
• Sloe Bug
• Slug Caterpillar Moths
• Small Cats
• Small Copper
• Small Heath
• Small Milkweed Bug
• Small White
• Smeared Dagger
• Smileyface Lady Beetle
• Smokybrown Cockroach
• Smooth Knob-tailed Gecko
• Smooth Lumpsucker
• Smooth Newt
• Smooth Snake
• Smooth Trunkfish
• Smooth-billed Ani
• Smooth-head Blobfish
• Snaggle-toothed Snake Eel
• Snail Suckers
• Snail-eaters
• Snail-eating Turtles
• Snake-eyed Skinks
• Snakes
• Snakes and Lizards
• Sneaky African Fig Wasp
• Snipe Flies and Allies
• Snoek
• Snow Bunting
• Snow Leopard
• Snowshoe Hare
• Snowy Egret
• Snowy Owl
• Snubnose Dart
• Social Flycatcher
• Sockeye Salmon
• Solenosthedium bilunatum
• Solomon Islands Skink
• Solomons Small-eyed Snake
• Somber Carpet Moth
• Song Sparrow
• Song Thrush
• Sonoran False Brook Salamander
• Sonoran Gopher Snake
• Sooty Longwing
• South American Coati
• South American Common Toad
• South American Sea Lion
• South Australian Cobbler
• South China Giant Salamander
• South Florida Mole Kingsnake
• South Island Rifleman
• South Island Takahē
• South Polar Skua
• Southeast Asian Bockadam
• Southeastern Australasian Swamphen
• Southern Aardwolf
• Southern African Crocodile
• Southern African Dwarf Chameleons
• Southern Alligator Lizard
• Southern Bald Eagle
• Southern Bell Frog
• Southern Black Rhinoceros
• Southern Brown Bandicoot
• Southern Brown Tree Frog
• Southern Bushbuck
• Southern California Slender Salamander
• Southern Cavefish
• Southern Cricket Frog
• Southern Death Adder
• Southern Elephant Seal
• Southern Fanfish
• Southern Festoon
• Southern Flying Squirrel
• Southern Giraffe
• Southern Greater Kudu
• Southern Green Stink Bug
• Southern Humpback Whale
• Southern Knysna Turaco
• Southern Kori Bustard
• Southern Leopard Frog
• Southern Lion
• Southern Malachite Sunbird
• Southern Marbled Gecko
• Southern Meat Ant
• Southern Opossum
• Southern Pacific Rattlesnake
• Southern Pill Woodlouse
• Southern Purple-spotted Gudgeon
• Southern Pygmy Leatherjacket
• Southern Red-throated Rainbow Skink
• Southern Redbelly Dace × Creek Chub
• Southern Right Whale Dolphin
• Southern Ringneck Snake
• Southern Rock Agama
• Southern Serval
• Southern Smooth Snake
• Southern Springhare
• Southern Three-banded Armadillo
• Southern Toad
• Southern Turniptail Gecko
• Southern Two-lined Salamander
• Southern Vine Snake
• Southern Water Skink
• Southern White-lipped Python
• Southern and Eastern African Caracal
• Southern and Eastern African Cheetah
• Southwestern Rock Skink
• Southwestern Shingleback
• Southwestern Snake-necked Turtle
• Southwestern Speckled Rattlesnake
• Spade-toothed Beaked Whale
• Spaminta minjerribae
• Spanish Moon Moth
• Spanish Sparrow
• Spanish Wall Lizard
• Sparganothis Fruitworm Moth
• Speckled Black Salamander
• Speckled Bush-cricket
• Speckled Forest Pit Viper
• Speckled Wood
• Spectacled Bear
• Spectacled Caiman
• Spectacled Eider
• Sperm Whale
• Sphinx Moths
• Sphiximorpha rachmaninovi
• Spider-tailed Horned Viper
• Spilosomina
• Spilostethus saxatilis
• Spinejawed Snakes
• Spiny Toad
• Spiny-rayed fishes
• Spinycheek Lanternfish
• Spittlebugs and Froghoppers
• Spix's Disk-winged Bat
• Spix's Macaw
• Spot-legged Tree Frog
• Spot-lined Flasher Wrasse
• Spotfin Chub
• Spotted Apatelodes Moth
• Spotted Archerfish
• Spotted Barking Gecko
• Spotted Bat
• Spotted Boxfish
• Spotted Cucumber Beetle
• Spotted Fire Salamander
• Spotted Flycatcher
• Spotted Forest Skink
• Spotted Fritillary
• Spotted Galaxias
• Spotted Harlequin Snake
• Spotted House Gecko
• Spotted Hyena
• Spotted Lanternfly
• Spotted Marsh Frog
• Spotted Painted Reedfrog
• Spotted Pim
• Spotted Porcupinefish
• Spotted Salamander
• Spotted Sandpiper
• Spotted Sicklefish
• Spotted Snout-Burrower
• Spotted Tongue-sole
• Spotted Towhee
• Spotted rubber frog
• Spotted-tailed Quoll
• Spotty Conehead Mantid
• Spring Peeper
• Springbok
• Spun Glass Slug Moth
• Squaretail Mullet
• Squirrel Treefrog
• Squirrels
• Sri Lanka Weevil
• Sri Lankan Brown Fish Owl
• Sri Lankan Relict Ant
• St. Dabeoc's heath
• St. John's worts
• Stagmomantis
• Star jasmine
• Stargazer Snake Eel
• Starry Night Harlequin Toad
• Starry Puffer
• Starry blenny
• Stauffer's Tree Frog
• Steenbok
• Stefania ginesi
• Steller Sea Lion
• Steller's Jay
• Steller's Sea-Eagle
• Steller's × Blue Jay
• Sterlet
• Stick Insects
• Stigmella caryaefoliella
• Stigmella intermedia
• Stingless Bees
• Stink Lacewings
• Stiphodon julieni
• Stippled Darter
• Stippled Spoon-nose Eel
• Stone Loach
• Stone Marten
• Stratiomys
• Strauch's Toad Agama
• Strawberry Poison Dart Frog
• Strawberry Rain Frog
• Stresemann's Bristlefront
• Striate Anglerfish
• Striated Heron
• Strigoderma
• Stripe-winged Grasshopper
• Striped Bronzeback
• Striped Burrfish
• Striped Field Mouse
• Striped Hyaena
• Striped Marlin
• Striped Millipede
• Striped Red Mullet
• Striped Skink
• Striped Skunk
• Striped Snakehead
• Striped Stone Loach
• Succinea-group Thief Ants
• Suckermouth Catfishes
• Sulawesi Moon Moth
• Sulawesi Sailfin Lizard
• Sulphogaeana sulphurea
• Summer Tanager
• Sunbleak
• Sunda King Cobra
• Sunda Tiger
• Suni
• Sunira
• Superb Large Fan-throated Lizard
• Superb Lyrebird
• Superb Starling
• Surf Scoter
• Suwannee Alligator Snapping Turtle
• Swainson's Hawk
• Swallow-tailed Kite
• Swallows and Martins
• Swamp Blue-eye
• Swamp Milkweed Leaf Beetle
• Swamp Rabbit
• Swamp Sparrow
• Swamp Wallaby
• Sweet Gale Moth
• Sweet Potato Armyworm Moth
• Swift Woodlouse
• Swinhoe's Striped Squirrel
• Swinhoe's frog
• Sword-bearing Conehead
• Sword-billed Hummingbird
• Sylvia's Tree Frog
• Symmerista
• Syncirsodes primata
• Syntherata
• São Tomé Caecilian
• Table Mountain Ghost Frog
• Tago's Brown Frog
• Taiga Merlin
• Tailless Tenrec
• Taiwan Bitterling
• Taiwan Common Toad
• Taiwan Horse Mouth
• Taiwan Japalure
• Taiwan Torrent Carp
• Taiwan Whipping Frog
• Taiwanese Dwarf Dragon Goby
• Talanthia phalangium
• Tamaulipan Milksnake
• Tananá
• Tangerine Darter
• Tapanuli Orangutan
• Tarahumara Frog
• Tarahumara Salamander
• Target Longhorn Beetle
• Tasmanian Masked Owl
• Tatra Chamois
• Tawny Coster
• Tawny Pinion
• Taylor's Leaf Frog
• Teak
• Telmatobius mendelsoni
• Temple Tree Frog
• Tenerife Lizard
• Tennessee Shiner
• Tennessee Warbler
• Terciopelo
• Terrestrial Arboreal Alligator Lizard
• Tessellated Water Snake
• Tetramorium fulviceps
• Texas Coralsnake
• Texas White-tailed Deer
• Thamnaconus
• Thaumatomyrmex mutilatus
• Therians
• Thericlesiella meridionalis
• Thick-billed Raven
• Thick-legged Flower Beetle
• Thick-tailed Barking Gecko
• Thick-tailed Pygmy Jerboa
• Thicklip Grey Mullet
• Thingvallavatn Char
• Thirteen-lined Ground Squirrel
• Thoas Swallowtail
• Thorny Devil
• Thorny Tree Frog
• Thread Pipefish
• Threadfin Breams
• Three-banded Mabuya
• Three-toed Amphiuma
• Threespot Angelfish
• Tibetan Wolf
• Ticking Frog
• Tiger
• Tiger Cardinalfish
• Tiger Keelback
• Tiger Snake
• Tiger-Striped Wasp Moth
• Tilapias
• Timber Rattlesnake
• Tinfoil Barb
• Tiny Night Snake
• Tipula rufina
• Titan Beetle
• Titicaca Water Frog
• Tits, Chickadees, and Titmice
• Toco Toucan
• Tonga Escolar
• Topi
• Topmouth Gudgeon
• Tortoises
• Tortoiseshells
• Tortricine Leafroller Moths
• Tosa Beardie
• Toscana Stream Chub
• Townsend's Chipmunk
• Townsend's Warbler
• Toxicodendron sylvestre
• Toxodera integrifolia
• Toxomerus mosaicus
• Toxorhinus amarillo
• Trachipterus
• Tragocephala variegata
• Trametes pubescens
• Transcaucasian Giant Mantis
• Translucent Oak Gall Wasp
• Transvaal Klipspringer
• Transverse-banded Flower Fly
• Tree Squirrels
• Tree Swallow
• Treetop Bush Katydid
• Tricentrus convergens
• Trichochrysea hirta
• Tricolor Sharkminnow
• Tricolored Bumble Bee
• Tricolored Heron
• Trigonophorus rothschildi
• Triplefins
• Trooping Funnel
• Tropical Gnatcatcher
• Tropical Kingbird
• Tropical Royal Flycatcher
• True Goshawks and Allies
• True Horse Flies
• True Loaches
• True Mahseers
• True Sparrows
• True Swans
• Tufted Duck
• Tufted Titmouse
• Turkey Vulture
• Turkish Snail
• Turquoise-browed Motmot
• Turtle Frog
• Turtleshell Scale
• Twelve-wired Bird-of-Paradise
• Twenty-spotted Lady Beetle
• Two-faced Toadfish
• Two-lined Spittlebug
• Two-striped Grasshopper
• Two-toed Earless Skink
• Two-wing flyingfishes
• Twofin Flashlightfish
• Typhlachirus lipophthalmus
• Typical Cardinals
• Typical Carps
• Typical Crane Flies
• Typical Froglets
• Typical Frogs
• Typical Geckos
• Typical Hawks and Harriers
• Typical Sculpins
• Typical Squirrels
• Uakari Poison Frog
• Ueno's Brown Frog
• Ultramarine Lorikeet
• Ululodes
• Umbelligerus woldai
• Umbrella Paper Wasps
• Undulated Moray
• Unstable Paper Wasp
• Upeneichthys
• Upper Yenisei Grayling
• Ural Owl
• Uropelma formosum
• Urutu Lancehead
• Usambara Eyelash Viper
• Vagrant Darter
• Vampire Ground-Finch
• Van Denburgh's Ground Skink
• Vaquita
• Variable Clown Tree Frog
• Variable Harlequin Frog
• Variable Hawk
• Variable Oystercatcher
• Variegate Darter
• Variegated Fritillary
• Variegated Squirrel
• Vegas Valley Leopard Frog
• Velvet-footed Tap
• Vermiculated Tree Frog
• Vermilion Flycatcher
• Vervet Monkey
• Vespa velutina nigrithorax
• Vesper Bats
• Victoria Crowned-Pigeon
• Vietnamese Mossy Frog
• Village Weaver
• Vinaceous Pachyiulus
• Vine-leaf Vagrant
• Violet Carpenter Bee
• Viper moray
• Vireos
• Virginia Opossum
• Virginia Rail
• Vivid Dancer
• Vogelkop Lophorina
• Voles, Lemmings, and Muskrats
• Vulturine Guineafowl
• Wager's stream frog
• Wagler's Pit Viper
• Wahlberg’s Striped Skink
• Waiter Daggerwing
• Walia Ibex
• Wall Brown
• Walnut Sphinx
• Wandering Glider
• Wang’s Garden Lizard
• Wapiti
• Warmouth × Redear Sunfish
• Warrior Bass
• Warty Anglerfish
• Warty Prowfish
• Wasp Leafhoppers
• Water Frogs
• Water Opossum
• Water Skinks
• Water Springtail
• Water, Rove, Scarab, Long-horned, Leaf, and Snout Beetles
• Waterbuck
• Waterfall-climbing Cave Fish
• Wavy Mucksucker
• Waxy Monkey Treefrog
• Weakly-keeled Ocellate Rove Beetle
• Weasels
• Webb's Kingsnake
• Weddell Seal
• Weedy Seadragon
• Weeping Toadfish
• Wels Catfish
• West Indian Manatee
• West Virginia Spring Salamander
• Western Argus Monitor
• Western Australian Salmon
• Western Banjo Frog
• Western Barn Owl
• Western Black Widow
• Western Bluebird
• Western Bluntnose Flyingfish
• Western Bobcat
• Western Capercaillie
• Western Cattle-Egret
• Western Coachwhip
• Western Conifer Seed Bug
• Western Deer Mouse
• Western Diamond-backed Rattlesnake
• Western Domestic Dog
• Western Fence Lizard
• Western Gray Squirrel
• Western Green Lizard
• Western Grey Heron
• Western Grey Kangaroo
• Western Gull
• Western Honey Bee
• Western House Martin
• Western Lesser Siren
• Western Long-beaked Echidna
• Western Marsh Harrier
• Western Milksnake
• Western Montpellier Snake
• Western Mosquitofish
• Western Paper Wasp
• Western Polecat
• Western Pond Turtle
• Western Pygmy Possum
• Western Rainbow Boa
• Western Red-backed Salamander
• Western Rock Sengi
• Western Rock Skink
• Western Roe Deer
• Western Tanager
• Western Tiger Salamander
• Western Toad
• Western Top End Dtella
• Western Tree Frog
• Western Wood-Pewee
• Western Yellow-bellied Racer
• Western tent tortoise
• Westslope Cutthroat Trout
• Whimbrel
• Whipsnakes
• Whiptail Wallaby
• White Damsel
• White Ibis
• White Olm
• White Peacock
• White Plume Moth
• White Rhinoceros
• White Satyr
• White Underwing
• White Wagtail
• White Witch
• White-bellied Barn Swallow
• White-bellied Reed Snake
• White-browed Woodpecker
• White-crested Elaenia
• White-crowned Sparrow
• White-eyed Moray
• White-faced Bush-cricket
• White-footed Mouse
• White-horned Horntail
• White-legged Damselfly
• White-lined Sphinx
• White-lipped Island Pitviper
• White-lipped Pit Viper
• White-necked Rockfowl
• White-nosed Coati
• White-spotted Ground Gecko
• White-spotted Puffer
• White-spotted Slimy Salamander
• White-tailed Antelope Squirrel
• White-tailed Deer
• White-tailed Jackrabbit
• White-throated Dipper
• White-throated Kingfisher
• White-throated Sparrow
• White-throated monitor
• White-winged Coot
• White-winged Dove
• Whitecheek Monocle Bream
• Whooper Swan
• Widow Skimmer
• Wilcox's Frog
• Wild Boar
• Wild Turkey
• Willet
• Willow Beauty
• Willow Tit
• Willow Warbler
• Wilson's Bird-of-Paradise
• Wilson's Warbler
• Winged and Once-winged Insects
• Wolf Eel
• Wolf Snakes and Bridal Snakes
• Wolverine
• Wolves and Dogs
• Wood Crane Longhorn-beetle
• Wood Duck
• Wood Frog
• Woodhouse's Toad
• Wrinkled Frog
• Wuyi Sharp-nosed Frog
• Wuyi torrent frog
• Wyoming Toad
• Xanthanomoea munroi
• Xantus' Spiderling
• Xeniinae
• Xestia
• Xinjiang toad
• Xyrichtys
• Yacare Caiman
• Yaeyama Kajika Frog
• Yangtze Giant Softshell Turtle
• Yazoo Darter
• Yellow Blunt-headed Tree Snake
• Yellow Boxfish
• Yellow Cururu Toad
• Yellow Garden Spider
• Yellow Tang
• Yellow Treefrog
• Yellow Underwings
• Yellow Warbler
• Yellow-Spotted Keelback
• Yellow-bellied House Snake
• Yellow-bellied Marmot
• Yellow-bellied Sapsucker
• Yellow-bellied Sea Snake
• Yellow-bellied Three-toed Skink
• Yellow-bellied Water Skink
• Yellow-billed Kite
• Yellow-chevroned Parakeet
• Yellow-crested Helmetshrike
• Yellow-crowned Night Heron
• Yellow-edged Lyretail
• Yellow-eyed Ensatina
• Yellow-faced Whipsnake
• Yellow-legged Gull
• Yellow-legged Hornet
• Yellow-legged Mud-dauber Wasp
• Yellow-legged Pachyiulus
• Yellow-pine Chipmunk
• Yellow-rumped Warbler
• Yellow-tailed Black Cockatoo
• Yellow-wattled Lapwing
• Yellow-winged Bat
• Yelloweye Mullet
• Yellowfin Bream
• Yellowfin Madtom
• Yellowhammer
• Yellowhead Jawfish
• Yellowmargin Moray
• Yellowmouth Moray
• Yellowspotted Scorpionfish
• Yellowstripe Scad
• Yellowtail Kingfish
• Yonahlossee Salamander
• Yucatan Jay
• Yucatán Casque-headed Tree Frog
• Zaimeng Lake Crocodile Newt
• Zander
• Zebra Dove
• Zebra Lionfishes
• Zebra Seahorse
• Zebrafish
• alder buckthorn
• aloe vera
• alpine golden buckwheat
• american witch-hazel
• balsam fir
• barnyardgrass
• barred grass snake
• batwing rattlesnake
• bearberry
• birch polypore
• black mulberry
• blue elder
• box elder
• brighteyes
• brittlegills
• broadleaf cattail
• buckeyes and horse-chestnuts
• calico aster
• carnea-group Green Lacewings
• chokecherry
• coast redwood
• common blue violet
• common evening-primrose
• common hackberry
• common jewelweed
• creeping juniper
• creeping thistle
• cutleaf teasel
• dicots
• eggplant horned planthopper
• false foxgloves
• fatal dapperling
• fetid goosefoot
• field maple
• foxglove beardtongue
• goldenrods
• grass snake
• ground-ivy
• horsetails
• ivy-leaved morning-glory
• joint-toothed mosses
• little nest polypore
• mock strawberry
• musk mallow
• netleaf oak
• oaks
• oleasters
• onions
• panicled aster
• pellitory-of-the-wall
• pointed centrolepis
• powell's amaranth
• purpletop tridens
• red sand-verbena
• ripsaw catfish
• rocksucker
• rose evening primrose
• round-leaved boneset
• saffrondrop bonnet
• slender false foxglove
• sow thistles
• sweet acorn oak
• tree-of-heaven
• tropical horseweed
• water forget-me-not
• western sea bristletail
• whipping frogs
• white-edged rockfish
• winged gliding frog
• wood horsetail
• woodland lettuce
• yellow archangel
• ʻAkohekohe
• ʻIʻiwi

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