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Scientists have known for years that polar bears that are forced ashore in summer by melting sea ice may feed on foods like bird eggs, be

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A polar bear consuming a seal it captured during the ice-free

Polar bears are trying to adapt to a warming Arctic. It's not working.

Polar bears are trying to adapt to a warming Arctic. It's not working.

Visions of the Arctic

Polar bears are trying to adapt to a warming Arctic. It's not working.

Scientists Demolish Polar Bears Theory, Issue Dire Warning

Hinterland Who's Who - Polar Bear

Polar bears just might outlive us all

Climate is shifting 4,000 years of polar food stability - The

Polar bears could find last refuge in Canada's High Arctic as ice

Polar bears won't thrive on land food: scientists