Polar bear (ursus maritimus) along the Hudson Bay coastline waiting for the bay to freeze over; Churchill, Manitoba, Canada PacificStock
Snowy birch and evergreen trees in atmospheric landscape during sunrise in winter, North Pole, interior Alaska; Alaska, United States of America PacificStock
Pieces of collapsed ice inside a Black Rapids Glacier cave; Alaska, United States of America PacificStock
An elk (Cervus canadensis) standing in a field of snow with frozen trees in the background PacificStock
Backcountry skier on East Twin Peak near Eklutna, Chugach Mountains, Southcentral Alaska, Winter PacificStock
Lynsey Dyer Scoping Her Route Backcountry Skiing By Snowmobile In The Chugach Mountains Late Winter, Southcentral Alaska. PacificStock
Polar bear (ursus maritimus) along the Hudson Bay coastline waiting for the bay to freeze over; Churchill, Manitoba, Canada PacificStock
Noah Burmeister runs up hill after leaving Puntilla Lake and the Rainy Pass Checkpoint during Iditarod 2016, Alaska. PacificStock
Southern Elephant Seal (Mirounga leonina) looking up with mouth open, Neko Harbour, Antarctic Peninsula; Antarctica PacificStock
Mountain tent on ridge in winter, Mt. McKinley in background, part of Mt. Dan Beard immediately behind tent, Denali National Park and Preserve; Alaska, United States of America 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
Chinstrap Penguin (Pygoscelis antarctica) in a snowfall; Half Moon Island, South Shetland Islands, Antarctica PacificStock
A row of trees in a snow covered field with a bank of cloud and blue sky in the background; Calgary, Alberta, Canada PacificStock
An Orca Whale (Killer Whale) (Orcinus orca) surfaces in Lynn Canal, Herbert Glacier, Inside Passage; Alaska, United States of America PacificStock
Close up of a brown bear (ursus arctos) in the snow, captive at the Alaska Wildlife Conservation Center; Portage, Alaska, United States of America PacificStock
Chinstrap Penguin (Pygoscelis antarctica) with it's head cocked to the side; Half Moon Island, South Shetland Islands, Antarctica PacificStock
Snow covered evergreen trees on a snow covered hillside with blue sky and sun burst; Calgary, Alberta, Canada PacificStock
Bison walking in the early morning through the snow, Elk Island National Park; Alberta, Canada PacificStock