Polar Bears’ Slick Secret: How Greasy Fur Defies the Arctic Freeze

Polar bears have a built-in defense against ice — greasy fur. A team of scientists has discovered that their fur is coated in a unique sebum blend that prevents ice from sticking, helping them survive extreme cold. This discovery doesn’t just shed light on polar bear adaptations; it also has potential applications in developing new [...]

from SciTechDaily https://ift.tt/EoTh9uj