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Polar Bear Mother With Cub
Photograph by Norbert Rosing
Dutiful mothers, female polar bears usually give birth to twin cubs, which stay with her for more than two years until they can hunt and survive on their own.
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Polar Bear Sleeps Soundly
Photograph by Flip Nicklin
A sleeping polar bear looks adorable, but beware! With no natural enemies, polar bears are at the top of the Arctic food chain. They are fearless, and will readily attack humans.
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Polar Bear Cub Resting With Its Mother
Photograph by Flip Nicklin
In winter, female polar bears give birth to two cubs in an igloo-like den, which insulates the mother and babies against the brutal winds and frigid Arctic temperatures outside.
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Close-Up of Polar Bear Paws
Photograph by Flip Nicklin
Polar bear paws have thick fur and sharp claws. The fur gives them better traction on ice, while the claws are excellent weapons for hunting.
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Wet Polar Bear
Photograph by Paul Nicklen
With their slightly webbed paws and powerful muscles, polar bears are excellent swimmers. Their favorite meal is seals, but they will eat anything they can catch, even scavenging through garbage in areas where their habitat overlaps with humans.
Animals
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Aardvark
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Adélie Penguin
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African Elephant
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African Lion
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African Wild Dog
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Albatross
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Alligator Snapping Turtle
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Amazon Horned Frog
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American Alligator
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American Bison
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American Bullfrog
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American Crocodile
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Ammonite
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Andean Condor
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Anglerfish
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Ankylosaurus Magniventris
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Ant
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Arabian (Dromedary) Camel
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Arctic Fox
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Arctic Hare
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Arctic Skua
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Armadillo
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Asian Elephant
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Asian Lion
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Atlantic Bluefin Tuna
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Atlantic Puffin
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Aye-Aye
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Baboon
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Bactrian Camel
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Bald Eagle
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Baltimore Oriole
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Beaver
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Beluga Whale
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Bengal Tiger
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Bird of Paradise
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Black Bear
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Black-Footed Ferret
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Black Mamba
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Black Rhinoceros
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Blacktip Shark
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Black Widow Spider
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Bluebird
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Blue Crab
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Blue-Footed Booby
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Blue Jay
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Blue Marlin
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Blue Whale
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Boa Constrictor
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Bobcat
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Bottlenose Dolphin
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Box Jellyfish
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Brachychampsa Montana
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Brown Bear
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Bull Shark
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Burmese Python
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Butterflyfish
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California Condor
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California Sea Lion
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Canada Goose
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Cane Toad
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Canvasback
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Caribou
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Carolina Wren
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Cheetah
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Chimpanzee
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Chipmunk
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Cicada
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Clouded Leopard
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Clown Anemonefish
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Coelacanth
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Common Earthworm
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Common Loon
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Common Octopus
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Common Sandpiper
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Common Vampire Bat
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Common Wombat
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Coral
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Cottontail Rabbit
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Coyote
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Cretoxyrhina Mantelli
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Cuban Screech Owl
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Cubera Snapper
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Deer Tick
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Devil Frog
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Dingo
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Dog Snapper
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Dolichorhynchops Osborni
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Domestic Cat
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Domestic Dog
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Draco Lizard
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Dugong
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Eastern Coral Snake
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Eastern Diamondback Rattlesnake
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Eastern Gray Kangaroo
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Egyptian Giant Solpugid (Camel Spider)
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Electric Eel
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Elephant Seal
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Elk
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Emperor Penguin
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Fennec Fox
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Firefly (Lightning Bug)
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Flying Fish
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Flying Snake
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Fossa
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Frilled Lizard
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Fur Seal
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Galápagos Tortoise
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Gelada
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Gentoo Penguin
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Geographic Cone Snail
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Giant Anteater
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Giant Clam
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Giant Pacific Octopus
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Giant Panda
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Giant River Otter
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Giant Squid
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Gibbon
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Gila Monster
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Giraffe
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Golden Cowrie
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Golden Eagle
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Golden Jellyfish
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Golden Lion Tamarin
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Golden Poison Dart Frog
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Gray Whale
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Great Blue Heron
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Great Egret
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Greater Flamingo
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Greater Rhea
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Great Horned Owl
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Great White Shark
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Green Anaconda
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Green Basilisk Lizard
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Green-Eyed Tree Frog
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Green Iguana
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Green Sea Turtle
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Grizzly Bear
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Groundhog
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Hammerhead Shark
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Harbor Porpoise
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Harp Seal
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Hawaiian Monk Seal
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Hawksbill Sea Turtle
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Hedgehog
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Henodus Chelyops
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Hesperornis Regalis
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Hippopotamus
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Honeybee
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Horned Toad (Short-Horned Lizard)
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Hornet
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Horse
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Howler Monkey
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Humpback Whale
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Impala
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Indian Rhinoceros
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Ivory-Billed Woodpecker
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Jackrabbit
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Jaguar
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Kemp's Ridley Sea Turtle
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Killer Whale (Orca)
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King Cobra
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King Vulture
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Kinkajou
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Koala
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Komodo Dragon
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Krill
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Ladybug
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Laughing Kookaburra
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Leafy and Weedy Sea Dragon
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Leatherback Sea Turtle
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Leopard
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Leopard Seal
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Leptoceratops Gracilis
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Lesothosaurus Diagnosticus
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Lionfish
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Little Red Flying-Fox
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Llama
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Lobster
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Locust
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Loggerhead Sea Turtle
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Lynx
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Macaw
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Madagascar Hissing Cockroach
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Mallard Duck
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Manatee
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Mandrill
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Marine Iguana
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Matschie's Tree Kangaroo
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Meerkat
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Meller's Chameleon
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Mexican Axolotl
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Mola (Sunfish)
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Mole Rat
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Monarch Butterfly
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Mongoose
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Mononykus Olecranus
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Moose
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Mosquito
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Mountain Goat
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Mountain Gorilla
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Mountain Lion
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Mouse Lemur
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Mudpuppy
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Musk-Ox
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Narwhal
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Nile Crocodile
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North American River Otter
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Northern Leopard Frog
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Nudibranch
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Nurse Shark
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Nutria
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Ocelot
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Olive Ridley Sea Turtle
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Opossum
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Orangutan
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Oriental Fire-Bellied Toad
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Osprey
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Ostrich
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Oyster
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Ozark Big-Eared Bat
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Pachycephalosaurus Wyomingensis
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Parrot
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Parrot Fish
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Peacock
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Pelican
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Peregrine Falcon
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Pileated Woodpecker
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Platecarpus
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Platypus
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Poison Dart Frog
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Polar Bear
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Porcupine
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Portuguese Man-of-War
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Prairie Dog
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Praying Mantis
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Proboscis Monkey
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Pronghorn
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Protosphyraena
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Protostega Gigas
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Przewalski's Horse
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Pufferfish
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Queen Angelfish
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Quetzal
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Raccoon
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Rainbow Trout
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Raven
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Red Crab
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Red-Eyed Tree Frog
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Red-Footed Booby
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Red Fox
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Red Kangaroo
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Red Leaf Monkey
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Red Panda
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Red-Tailed Hawk
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Red Uakari
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Rhesus Monkey
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Right Whale
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Ringed Seal
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Ring-Necked Pheasant
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Ring-Tailed Lemur
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Rockhopper Penguin
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Rocky Mountain Bighorn Sheep
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Ruby-Throated Hummingbird
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Sailfish
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Saltwater Crocodile
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Sandhill Crane
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Sand Tiger Shark
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Scarab
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Scorpion
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Sea Anemone
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Sea Cucumber
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Seahorse
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Sea Otter
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Siberian Tiger
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Sifaka
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Skunk
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Sloth Bear
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Snow Goose
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Snow Leopard
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Snowshoe Hare
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Snowy Owl
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Sockeye Salmon
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Spectacled Bear
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Sperm Whale
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Spider Monkey
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Spotted Hyena
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Spotted Salamander
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Spring Peeper
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Squirrel
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Starfish (Sea Star)
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Steller Sea Lion
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Steller's Sea Eagle
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Stick Insect
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Stingray
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Styxosaurus Snowii
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Sumatran Rhinoceros
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Sun Bear
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Tapir
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Tarantula
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Tasmanian Devil
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Thescelosaurus Neglectus
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Thick-Billed Murre
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Thomson's Gazelle
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Three-Toed Sloth
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Tiger Salamander
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Tiger Shark
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Toucan
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Triceratops Horridus
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Triggerfish
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Troodon Formosus
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Tundra Swan
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Tusotheuthis Longa
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Two-Toed Sloth
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Tylosaurus Proriger
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Tyrannosaurus Rex
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Velociraptor Mongoliensis
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Wallaby
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Wallace's Flying Frog
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Walrus
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Warthog
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Warty Newt
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Wasp
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Water Buffalo
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Web-Footed Gecko
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Weddell Seal
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Western Lowland Gorilla
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Whale Shark
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White-Eared Kob
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White Rhinoceros
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White-Tailed Deer
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Whooping Crane
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Wildebeest
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Wild Turkey
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Wolf
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Wolverine
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Wood Stork
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Xiphactinus Audax
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Zebra