In 2018, staff at Lincoln Park Zoo in Chicago began to notice something unusual about a male polar bear named Siku. He was losing hair, revealing patches of black skin underneath.

The Truth About Polar Bear Skin. Underneath their fur, polar bears have black skin. This may sound surprising, but it's a crucial adaptation. The black skin absorbs sunlight more effectively than ...

Enjoying these sizzling summer days? Imagine if you were the lone polar bear at the Pittsburgh Zoo & Aquarium. Actually, zoo ...

(WHTM) — Polar bears are extremely well adapted to their hostile environment. Under their translucent fur (it appears white because of a lack of pigment) and black skin (which helps them abso… ...

You probably know polar bears as the big white animals roaming the Arctic, but there’s a lot about them that doesn’t make it ...

Polar bears might be greasier than widely believed.. The bears’ greasy fur is the secret to the popular species’ survival in one of Earth’s most punishing climates. The grease, also known as ...

In 2018, staff at Lincoln Park Zoo in Chicago began to notice something unusual about a male polar bear named Siku. He was losing hair, revealing patches of black skin underneath.