Mammals
Arctic fox
Vulpes lagopus
The Arctic fox is a small fox of the Arctic tundra with some of the warmest fur of any mammal. Facts on its size, color morphs, range, diet, cubs and lifespan.
Habitat · 16 species
Polar animals
Animals of the Arctic and Antarctic, from polar bears, walruses and Arctic foxes to penguins and seals.
Species profiles
Birds
Arctic tern
Sterna paradisaea
The Arctic tern is a small gray-and-white seabird that flies from the Arctic to Antarctica and back each year. Facts on its size, diet, colonies and lifespan.
Mammals
Beluga whale
Delphinapterus leucas
The beluga is a white Arctic whale with a bulging melon, a bendy neck and a huge range of calls. Its size, color change, diet, range, lifespan and threats.
Mammals
Blue whale
Balaenoptera musculus
The blue whale is the largest animal known to have lived, up to about 30 m long. Facts on its size, krill diet, deep calls, calves, range and slow recovery.
Birds
Emperor penguin
Aptenodytes forsteri
The emperor penguin is the largest penguin and the only bird that breeds on Antarctic sea ice in winter. Size, diving, huddles, chicks, range and threats.
Mammals
Gray whale
Eschrichtius robustus
The gray whale is a mottled North Pacific baleen whale that sucks prey from the seafloor and migrates between Arctic seas and Mexico. Size, diet and threats.
Fish
Greenland shark
Somniosus microcephalus
The Greenland shark is a slow, cold-water giant of the Arctic and North Atlantic that may live for centuries. Its size, diet, eye parasites, range and threats.
Mammals
Humpback whale
Megaptera novaeangliae
The humpback whale is a 14–17 m baleen whale famous for its long flippers, breaching, bubble nets and male song. Facts on size, diet, migration and recovery.
Mammals
Polar bear
Ursus maritimus
The polar bear is the largest land carnivore, a marine mammal that hunts seals from Arctic sea ice. Size, fur and black skin, dens, range, threats and status.
Birds
Wandering albatross
Diomedea exulans
The wandering albatross has the longest wings of any living bird, about 3 m (10 ft) across. Facts on its soaring flight, slow breeding, long life and threats.
