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 ...
Scientists discovered that polar bear fur’s oily coating prevents ice from sticking, thanks to a unique mix of lipids. This natural defense, refined by evolution, could inspire new solutions for ...
In "Ends of the Earth," Neil Shubin travels north and south to explore the frontiers of polar science and history.
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 seconds they’re out of the water again, running across the ice, spooked by the approach of our helicopter. Prolonged running can harm polar bears: Fat and fur insulate them so well they risk ...