Polar bears have a built-in defense against ice — greasy fur. A team of scientists has discovered that their fur is coated in ...

Polar bear fur resists ice because of a natural greasy coating called sebum. This helps them move quietly while hunting.

An international team of scientists has discovered the anti-icing secret of polar bear fur – something that allows one of the ...

Scientists have found that sebum is what allows polar bears to stay insulated and thrive in some of Earth’s most punishing ...