aardvark

abalone

African elephant

African gray parrot

African penguin

African rock python

African wild cat

agouti

airedale terrier

Alaskan malamute

albatross

algae

alligator

alpaca

American bison

American cocker spaniel

American crocodile

American flamingo

American golden plover

American Robin

American tree sparrow

amoeba

amphibian

anaconda

angelfish

angelshark

angonoka

animal

anole

ant

anteater

antelope

Apatosaurus

ape

aphid

arachnid

Archaeopteryx

arctic fox

Arctic tern

arctic wolf

armadillo

Arsinoitherium

arthropod

artiodactyls

asp

assassin bug

aye-aye

baboon

bactrian camel

badger

bald eagle

bandicoot

barnacle

barracuda

basilisk

basking shark

bass

basset hound

bat

beagle

bear

bearded dragon

beaver

bed bug

bee

beetle

beluga whale

bichon frise

bighorn sheep

bilby

binturong

bird

bison

bivalve

black bear

black bear hamster

black caiman

black racer

black swan

blackbird

bloodhound

blowfish

blue jay

blue morpho butterfly

blue ring octopus

blue shark

blue whale

blue-tongued skink

bluebird

bluefin tuna

boa constrictor

bobcat

bongo

bonobo

bony fish

border collie

Boston terrier

bowhead whale

box turtle

boxer

brittle star

brown bear

brown pelican

buffalo

bug

bull

bull shark

bull snake

bulldog

bullfrog

bumblebee

bushbaby

butterfly

caiman

California sea lion

camel

Canada goose

canary

cape buffalo

Cape hunting dog

capybera

caracal

cardinal

caribou

carnivora

carpenter ant

cassowary

cat

catamount

caterpillar

cattle

cavy

centipede

cephalpod

chameleon

cheetah

chickadee

chicken

chihuahua

chimipanzee

chinchilla

chipmunk

chiton

chrysalis

cicada

clam

clownfish

coati

cobra

cockatoo

cockroach

cod

coelacanth

collared lizard

collared peccary

collie

colugo

common rhea

companion dog

conch

cookiecutter shark

copepod

copperhead snake

coral

coral snake

corn snake

cottonmouth

cougar

cow

coyote

coypu

crab

crane

crayfish

cricket

crocodile

crow

crustacean

Cryptoclidus

cuttlefish

cutworm

Dachshund

dall sheep

Dall's porpoise

Dalmatian

damselfly

dark-eyed junco

darkling beetle

deer

Deinonychus

desert tortoise

Desmatosuchus

dhole

diatom

Dilophosaurus

Dimetrodon

dingo

Dinichthys

Dinornis

dinosaur

Diplodocus

Doberman pinscher

dodo

Doedicurus

dog

dogfish

dolphin

dolphin, bottlenose

dolphin, spotted

donkey

dory

dove

downy woodpecker

dragonfly

dromedary

duck

duck-billed platypus

dugong

dung beetle

Dunkleosteus

eagle

earthworm

earwig

eastern bluebird

eastern quoll

echidna

echinoderms

Edenta

Edmontonia

Edmontosaurus

eel

egg

egret

ekaltadelta

eland

Elasmosaurus

Elasmotherium

electric eel

elephant

elephant seal

elk

emerald tree boa

emperor angelfish

emperor penguin

emu

endangered species

Eohippus

Eoraptor

ermine

Estemmenosuchus

extinct animals

Fabrosaurus

falcon

farm animals

fennec fox

ferret

fiddler crab

fin whale

finch

fireant

firefly

fish

flamingo

flatworm

flea

flightless birds

flounder

fly

flying fish

flying squirrel

forest antelope

forest giraffe

fossa

fowl

fox

frilled lizard

frog

fruit bat

fruit fly

fugu

galagos

Galapagos shark

gar

gastropod

gavial

gazelle

gecko

gerbil

German shepherd

giant squid

gibbon

gila monster

giraffe

Glyptodon

gnat

gnu

goat

golden eagle

golden lion tamarin

golden retriever

goldfinch

goldfish

goose

gopher

gorilla

grasshopper

gray whale

great apes

great Dane

great egret

great horned owl

great white shark

green darner dragonfly

green iguana

Greenland shark

greyhound

grizzly bear

groundhog

grouper

grouse

grub

guinea pig

gull

gulper eel

hammerhead shark

hamster

hare

harlequin bug

harp seal

harpy eagle

hatchetfish

Hawaiian goose

hawk

hedgehog

hen

hermit crab

heron

herring

hippo

hippopotamus

honey bee

hornet

horse

horseshoe crab

hound

house fly

howler monkey

human being

hummingbird

humpback whale

husky

hyena

Hyracotherium

hyrax

ibis

Ichthyornis

Ichthyosaurus

iguana

Iguanodon

imago

impala

Indian elephant

insect

insectivores

invertebrates

Irish setter

isopod

jack rabbit

Jack Russell terrier

jaguar

Janenschia

Japanese crane

javelina

jay

jellyfish

jerboa

joey

John Dory

jumping bean moth

junco

junebug

kakapo

kangaroo

kangaroo rat

karakul

katydid

keel-billed toucan

Kentrosaurus

killer whale

king cobra

king crab

kinkajou

kiwi

knobbed whelk

koala

Komodo dragon

kookaburra

krill

Kronosaurus

Kudu

Labrador retriever

ladybug

lagomorph

lake trout

lanternfish

larva

leafcutter ant

leghorn

lemming

lemon shark

lemur

leopard

Lhasa apso

lice

lightning bug

limpet

lion

Liopleurodon

lizard

llama

lobster

locust

loggerhead turtle

longhorn

loon

lorikeet

loris

louse

luminous shark

luna moth

lynx

macaque

macaw

mackerel

Macrauchenia

maggot

mako shark

mallard duck

mamba

mammal

mammoth

man-o'-war

manatee

mandrill

manta ray

mantid

mantis

marbled murrelet

marine mammals

marmoset

marmot

marsupial

mastiff

mastodon

meadowlark

mealworm

meerkat

Megalodon

megamouth shark

merganser

mice

midge

migrate

millipede

mink

minnow

moa

mockingbird

mole

mollusk

monarch butterfly

mongoose

monitor lizard

monkey

monotreme

moose

moray eel

Morganucodon

morpho butterfly

mosquito

moth

mountain lion

mouse

mudpuppy

musk ox

muskrat

mussels

mustelids

nabarlek

naked mole-rat

nandu

narwhal

nautilus

nene

nest

newt

nightingale

nine-banded armadillo

North American beaver

North American porcupine

northern cardinal

northern elephant seal

northern fur seal

northern right whale

numbat

nurse shark

nuthatch

nutria

nymph

ocelot

octopus

okapi

old English sheepdog

onager

opossum

orangutan

orca

Oregon silverspot butterfly

oriole

Ornitholestes

Ornithomimus

oropendola

Orthacanthus

oryx

ostrich

otter, river

otter, sea

Oviraptor

owl

ox

oxpecker

oyster

painted lady butterfly

painted turtle

panda

pangolin

panther

parakeet

parrot

peacock

peafowl

pekingese

pelican

penguin

peregrine falcon

Perissodactyls

petrel

pig

pigeon

pika

pill bug

pinnipeds

piranha

placental mammals

plankton

platybelodon

platypus

ploughshare tortoise

plover

polar bear

polliwog

pomeranian

pompano

pond skater

poodle

porcupine

porpoise

Port Jackson shark

Portuguese water dog

Postosuchus

prairie chicken

praying mantid

praying mantis

primates

Proboscideans

pronghorn

protozoan

pufferfish

puffin

pug

puma

pupa

pupfish

python

Quaesitosaurus

quagga

quail

Queen Alexandra's birdwing

queen conch

quetzal

quokka

quoll

rabbit

raccoon

rat

rattlesnake

ray

red hooded duck

red kangaroo

red panda

red wolf

red-tailed hawk

redbilled oxpecker

reindeer

reptile

rhea

rhino

rhinoceros

Rhode Island red

right whale

ring-billed gull

ring-tailed lemur

ringtail possum

river otter

roach

roadrunner

robin

rock dove

rockhopper penguin

rodent

rooster

rottweiler

roundworm

ruby-throated hummingbird

sailfish

salamander

salmon

sand dollar

sandpiper

scallop

scarlet macaw

scorpion

Scottish terrier

sea anemone

sea cow

sea cucumber

sea otter

sea star

sea turtle

sea urchin

sea worm

seahorse

seal

sealion

serval

shark

sheep

shrew

shrimp

siamang

Siberian husky

silkworm

silverfish

skink

skipper

skunk

sloth

slow worm

slug

Smilodon

snail

snake

snapper

snapping turtle

snow goose

snow leopard

snowy owl

softshell turtle

sparrow

spectacled caiman

spectacled porpoise

spider

spiny anteater

spiny lizard

sponge

spotted owl

springtail

squid

squirrel

St. Bernard

starfish

starling

Stegosaurus

stingray

stonefly

stork

sugar glider

sunfish

swallowtail butterfly

swan

swift

swordfish

T. rex

tadpole

tamarin

tanager

tapir

tarantula

tarpon

tarsier

Tasmanian devil

Tasmanian tiger

Teratosaurus

termite

tern

terrier

Thecodontosaurus

Thescelosaurus

three-toed sloth

thresher shark

thrip

tick

tiger

tiger shark

tiger swallowtail butterfly

toad

Torosaurus

tortoise

toucan

Trachodon

tree shrew

tree sparrow

treefrog

Triceratops

Trilobite

Troodon

trout

trumpeter swan

tsetse fly

tuatara

tuna

tundra wolf

turkey

turtle

Tyrannosaurus rex

Ultrasaurus

Ulysses butterfly

umbrellabird

ungulates

uniramians

urchin

Utahraptor

valley quail

vampire bat

veiled chameleon

Velociraptor

venomous animals

vertebrates

viceroy butterfly

vinegarroon

viper

Virginia opossum

Vulcanodon

vulture

walkingstick

wallaby

walrus

warthog

wasp

water moccasin

water strider

waterbug

weasel

Weddell seal

weevil

west highland white terrier

western meadowlark

western spotted owl

whale

whale shark

whelk

whip scorpion

whippet

white Bengal tiger

white dove

white pelican

white rhinoceros

white tiger

white-breasted nuthatch

white-spotted dolphin

white-tailed deer

wild cat

wild dog

wildebeest

wolf

wolverine

wombat

wood louse

woodchuck

woodland caribou

woodpecker

woolly bear caterpillar

woolly mammoth

woolly rhinoceros

working dog

worm

wren

Xenarthra (Edentata)

xenops

Xiaosaurus

yak

yellow mealworm

yellow mongoose

yellowjacket

Yorkshire terrier

zebra

zebra bullhead shark

zebra longwing butterfly

zebra swallowtail butterfly

zooplankton

zorilla

zorro