this video will give you a description of the many adaptations a polar bear has to its cold climate
Polar bears are found in Russia, Alaska, Canada, Greenland and in Norway's Tundra and, icecap. These Bears are the second largest in the world. The larger the bear, the more slowly they loose heat. Their fur is a creamy color, not pure white, and they have black skin. Polar bears have a dense underfur and thick layer of fatty blubber to aid in insolation.