But furry mammals like ... Figuring out how fur stays clean naturally could lead to more environmentally friendly solutions ...

By comparison, a dog has about 60,000 hairs per square inch. Otters don't have a blubber layer like most marine mammals, it's the fur that keeps them warm and allows them to live in Alaskan waters." ...

Unlike most marine mammals, sea otters are primarily insulated by fur, not blubber. In fact they have the densest fur in the animal kingdom. Sadly that thick, resplendent coat has also given otters ...