and spending extensive periods in water at sub-zero temperatures, it seems that the fur grease provides a natural route for polar bears to easily shed ice when it forms due to the low ice adhesion ...

She realized that she had never seen a polar bear covered in ice in any wildlife documentaries, even after they emerged from a dive in below-freezing water. “And then I thought, well ...

Polar bears are the planet’s biggest land-based carnivores – although they actually spend most of their lives around water and ice (their Latin name means ‘sea bear’). So they’re at particular risk ...

In "Ends of the Earth," Neil Shubin travels north and south to explore the frontiers of polar science and history.

Though polar bears sometimes spend time on land ... water vapor meets chill air and freezes to “sea smoke.” As dark water replaces ice, the Arctic Ocean absorbs more heat in summer and ...

beside a hole in the Arctic ice, a polar bear found something new—Audun Rikardsen’s camera and motion sensor. The bear sniffed the camera, pawed at it, and knocked it into the water.