Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, ...

We were camped in the Northwest Territories conducting research when our camp dog started barking. Then the polar bear ...

You probably know polar bears as the big white animals roaming the Arctic, but there’s a lot about them that doesn’t make it ...

ST. LOUIS — Kali, the polar bear often voted the favorite or best animal at the St. Louis Zoo, has been shipped out of town.

Rare Footage Captures Polar Bear Cubs’ First Steps—and a Troubling Trend The time lapse footage is the result of almost a decade of work monitoring the vulnerable predators' maternal behavior.

Advances in monitoring polar bear mothers and cubs gives insights into denning behaviour and vulnerabilities.

The denning period is the most critical time in a polar bear’s life. Less than 50% of cubs survive to adulthood, and the increasing human footprint in the Arctic is adding further challenges to ...

“Polar bear mothers are having increasing difficulties reproducing due to climate-driven changes, and are likely to face further challenges with the expansion of the human footprint in the ...

Yet climate warming means the human footprint in the Arctic is expanding, risking encroachment on denning habitat and disturbing polar bear families.

“Polar bear mothers are having increasing difficulties reproducing due to climate-driven changes, and are likely to face further challenges with the expansion of the human footprint in the ...

Researchers from the University of Toronto have established a direct link between the population decline in polar bears living in Western Hudson Bay and shrinking sea ice caused by climate change. The ...

A new study confirms that polar bear decline in Western Hudson Bay is directly linked to shrinking sea ice, which shortens hunting seasons and leads to starvation. Declining body mass and cub survival ...