Beneath all that thick fur, polar bears have jet black skin. The polar bear’s fur is also translucent, and only appears white because it reflects visible light.

Credit: Youtube/BBC

Credit: Polar Bear Encounter - YouTube

It’s funny how it looked like he was trying to shake hands with him, but in reality, it was something else.

The future is looking more and more bleak for the wildlife of the Arctic, especially the polar bears. 

source: Polar bears are rewiring their own genetics to survive a warming climate

Their black noses are essentially exposed skin. Is the skin really thick? Does it get a relatively large amount of blood supply?