In a nutshell Polar bear fur repels ice thanks to a specialized hair grease (sebum) that gives them ice adhesion strength comparable to high-tech synthetic materials, making it extremely difficult for ...
A girl watches her grandmother remove the fat from a polar bear pelt ... when the Canadian government moved the Inuit into permanent settlements, and hunting became more difficult.
In addition to the structural explanations, these interesting discoveries also help us better understand hunting behaviours -- both of polar bears and of native Inuit populations. Prof.