Interestingly, the polar bear’s coat has no white pigment; in fact, a polar bear’s skin is black and its hairs are hollow. They have a thick layer of body fat, which keeps them warm while swimming, and a double-layered coat that insulates them from the cold Arctic air.
Why does a bear have two types of fur?
A short layer of fur keeps the bear warm. And a long layer keeps water away from the skin and short fur.
Why do polar bears have two thick layers of fur Class 7?
Polar bears have white fur (to protect them from their predators and helps them in catching prey). They have two thick layers of fur to prevent from extreme cold. They also have layer of fat under the skin.
Do polar bears eat penguins?
Polar bears do not eat penguins, since penguins live in the southern hemisphere and polar bears live in the northern hemisphere.
What kind of an animal has no hair?
1. Hairless Guinea Pig. Some guinea pigs are actually bred without fur. They’re called “Skinny Pigs” and occasionally they’ll have some stray strands on their faces and feet, but their bodies are largely hairless.
Why are male polar bears bigger than females?
They have similar lengths, but males typically weigh about twice as much as females, so they’re noticeably rounder. This is because females reach sexual maturity earlier than males do, giving them less time to grow.
Is polar bear hair white?
Although while polar bears usually look white, their fur isn’t white at all. And their skin is black! Polar bear fur is actually see-through, but it takes on a white color because of its structure. Your hair gets its color from something called pigment.