Polar bear - one of the largest land predators on our planet.Typically, males weigh about 500 kg , females are twice smaller. Move rapidly on ice. Lead a solitary life, but sometimes there are groups of 2-5 animals ; some bears can gather around a big fall . Peace for the polar bear is limited ice fields . This beast of the Arctic zone - and food, and shelter , he finds the endless ice and hummocks. The polar bear has an incomparable resistance to cold. Its long fur thick consists of a hollow in the middle of the hair containing air. Polar bear fur retains heat well so that it can not detect infrared aerial photography.Home victim of a polar bear - arctic seals . Seal hunt , bear shows surprising ingenuity and resourcefulness , he can slowly sneak up on their prey on the ice , watch for the water, or chosen for her in the water.
