Polar bear (ursus maritimus) along the Hudson Bay coastline waiting for the bay to freeze over; Churchill, Manitoba, Canada PacificStock
A bird flies above trees under a cloudy sky and fog on the coast of Resurrection Bay, South-central Alaska; Seward, Alaska, United States of America PacificStock
An elk (Cervus canadensis) standing in a field of snow with frozen trees in the background PacificStock
Polar bear (ursus maritimus) along the Hudson Bay coastline waiting for the bay to freeze over; Churchill, Manitoba, Canada PacificStock
Grizzly bear (Ursus arctos) fishing for sockeye salmon at Brooks Falls in Katmai National Park & Preserve, Southwest Alaska; Alaska, United States of America PacificStock
Alaska Peninsula Brown Bear (ursus arctos horribilis) and it's cub walking to the edge of a lake on a foggy morning, Lake Clark National Park; Alaska, United States of America PacificStock
Southern Elephant Seal (Mirounga leonina) looking up with mouth open, Neko Harbour, Antarctic Peninsula; Antarctica PacificStock
Chinstrap Penguin (Pygoscelis antarctica) on belly; Half Moon Island, South Shetland Islands, Antarctica PacificStock
Chinstrap Penguin (Pygoscelis antarctica) in a snowfall; Half Moon Island, South Shetland Islands, Antarctica PacificStock