In extreme circumstances polar bears are known to feed on lemmings

A female polar bear and her cub eating a walrus carcass

In 2003, massive numbers of dead Arctic cod washed ashore along 25 km of the coast

A polar bear walking along the coast in search of fish and other food

A polar bear family unwilling to share food with an outsider

A young seal killed by disease on the shores of a lagoon

A polar bear family on the seacoast

A polar bear and a cub in the tundra of Wrangel Island

A group of polar bears feeding on a walrus on Wrangel Island’s eastern shore

An undernourished polar bear on the coast in search of prey

A young female polar bear on Wrangel Island

A young polar bear feeds on a walrus carcass on Wrangel Island