The polar bear lifestyle involves packing on weight when hunting is possible on the sea ice, says Derocher, a case of 'survival of the fattest' so the bear doesn't starve when there's not much ...

Wildlife The ice walkers: Canada’s polar bears An excerpt from Gloria Dickie’s book, Eight Bears: Mythic Past and Imperiled Future, which explores the planet’s eight remaining species of bears and the ...

We have resurfaced it for Polar Bear Week, which runs during the first week of November. On the bay this fall morning, there’s a wind-carved rim of ice and a gathering of floes.

Some polar bears living in the far north are turning up with ice-related injuries that, in some cases, seriously affect their mobility and may be connected to the warming Arctic.

While time spent on land is an annual occurrence for polar bears who live in the western Hudson Bay coast, longer summers are delaying the bears’ return to the ice every fall ...

The ice shelf is at its thickest during the height of winter, which allows polar bears to travel up to 7.5 miles in a single day, depending on ice conditions.

The Toronto Polar Bear Dip has been put on ice again this year because of the pandemic. This is the second year in a row the New Year’s Day plunge at Sunnyside Beach has been canceled due to the ...

In summer when the sea ice melts, the polar bears fast on land. Sometimes they snack on birds’ eggs but the nutritional value of this food is not nearly enough to replace seal meat and blubber.

Receding ice levels are forcing polar bears in the Canadian Arctic to swim 50 kilometres or more to find food and shelter, distances that can be lethal, says a University of Alberta study.“While polar ...

A genetically distinct polar bear population that hunts off freshwater ice has been identified in Greenland, researchers outline in a paper published June 16 in the journal Science.

By mid-century, polar bears may not be able to survive as far south as Churchill, he said, a future also forecast in a 2012 review he co-authored with legendary polar bear researcher Ian Stirling.