At a wildlife center in San Diego, caretakers of a black bear cub are using extraordinary measures to keep him from becoming reliant on humans, including donning masks and vintage fur coats.

A gigantic rat species, stretching over 2.5 feet in length, has been found residing in the lofty mountains of Papua New Guinea. Labelled the subalpine woolly rat, this enormous creature boasts ...

Polar bears' greasy fur oil helps them repel ice, researchers say — and it may hold the key to helping humanity ditch harmful forever chemicals. So-called forever chemicals, or PFAs, can be ...

Polar hair hair oil has natural non-stick qualities that help these animals from getting stuck on ice, says PhD candidate Julian Carolan. (© Kieran McIver / Polar Bears International)Polar bears' ...

Polar bears spend their days jumping from ice into water. So if they get all wet, why doesn't their fur freeze? Well, a recent study in the journal Science Advances investigated that very question ...

They just looked normal. LAMBERT: But as she and her colleagues were handling the fur, they noticed that it was really greasy. And when they washed the fur with soap, wet it and froze it, it got icy.

So her team used a high-powered microscope and zoomed in on some fur. HOLST: But we couldn't see anything special about the polar bear hairs. They just looked normal.

A file photo of an (ice-free!) mother polar bear and her cub on the Hudson Bay. (Paul J. Richards/AFP via Getty Images) Preventing ice buildup in extreme temperatures has long vexed industries ...