“Unwashed, greasy hair made it much harder for ice to stick. In contrast, when the polar bear fur was washed and the grease largely removed it performed similarly to human hair, to which ice ...
Polar bears need all the help they can get to survive their frosty Arctic environment. One of their biggest survival secrets appears to be greasy hair. The sebum–or hair grease–on their fur ...
Polar bears have a hidden-in-a-plain-sight superpower that anyone who has watched a wildlife documentary could have spotted: ice doesn’t stick to their fur. This has long been known to ...
Hungry polar bears are turning to rubbish dumps to fill their stomachs as their icy habitat disappears. On Wednesday, a team of Canadian and US scientists warned that trash poses an emerging ...