Polar Bears


What are some basic facts about polar bears September 12

What are some basic facts about polar bears
The polar bear lives in Arctic habitats in the northern regions of Alaska, Canada, Norway, Russia and Greenland. Both its diet and its fur are adapted for this cold climate. For instance, it ...

Are polar bears white all year round July 28

Are polar bears white all year round
Credit:Vadim BalakinMomentGetty ImagesOver the year, a polar bear's fur can darken due to the presence of dirt and old fur. When a polar bear emerges from a molt period in late summer, the a ...

What are Churchill polar bears July 28

The polar bears haven't eaten any food for about four months by the time they walk into Churchill. While around the city, the bears spend their time lazing, lying down and doing as little as possible to conserve energy for the coming ringed seal hunt

How do polar bears adapt to survive July 28

How do polar bears adapt to survive
Credit:P. de GraafMomentGetty ImagesTo cope with the cold temperatures of their habitat, polar bears are covered in long, dense fur. Additionally, the bears have an insulating layer of body ...

Where do polar bears come from July 28

The maternal ancestry of polar bears has been traced to a female brown bear who lived in what is now known as Ireland over 100,000 years ago during the peak of planet Earth's last Ice Age. The Current Biology study points to interbreeding between pol

How do polar bears keep warm July 28

A polar bear's sheer size prevents loss of heat. Larger animals have less surface area compared to their volume to lose heat through. This is why toy dogs have a much harder time keeping warm than larger dogs. With weights of up to 1500 pounds, polar

What animal can survive after being frozen July 28

What animal can survive after being frozen
Credit:Shannon KringenFlickrCC-BY-2.0While frozen, a wood frog can stop breathing and its heart may stop beating for weeks at a time. This process of freezing and thawing out may occur multi ...

What is the polar bear's ecological niche July 28

What is the polar bear's ecological niche
Credit:Vadim BalakinMomentGetty ImagesWhen there are many seals around, adult polar bears will mostly eat the blubber (fat) and skin of the seals, which provides a good source of energy. You ...
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