Polar Bear Endangered, and may not be long before we will no longer be able to see these cute animals playing in the ice in the Arctic. Polar bear (Ursus maritimus) are animals that live in sea ice, but their numbers are now declining sharply. What causes it? Of all happening because of human activity are not concerned with those who need a sense of caring and affection.
Polar Bear
Polar bears live near the coast around the Arctic Ocean, Arctic, Polar Bear has the form and function of the body that is ready to fight the cold, among them:
- Feathers is thick: every strand length is about 10-15 cm point, of course protect the body and maintain body warmth.
- Feathers that capture the heat of the Sun: there is a small cavity in the fur - fur is transparent like glass, a kind of mini tube that delivers heat to the skin sun bears.
- Short tail: tail along the 7-12 cm is hanging straight to the back feet of a bear.
- Legs resembling snowshoes: the length of each leg about 30 cm by 25 cm wide. As they walked, they did not keep his footing lost in snow and ice. Such snowshoes. In the water, to four feet serves as a paddle when swimming.
- Anti slip foot: hair that hung down at the soles of the feet can bear to keep them not to slip and slide.
- Fat storage: 10 cm thick layer of fat covering the body of a bear, so muscles - the muscles they are protected from the cold. Thickest part is at the back which is helpful when they float and swim.
- Nose is great: the polar bear can smell a seal is hidden behind the snow or ice. when diving they can close the nostrils and hold breath for more than a minute.
- Ears are small: just sticking a little bear ears on the head so body heat does not come out through the holes.
- Neck length: Polar Bear has a long neck with a small head. form that is suitable for as long as they swim through the water.
- Sharp claws: Polar Bear claws are short but sharp. they can dig up ice or sealskin grip to pull the prey out of the water.
- The front claws are large: each - each site is estimated to bear weighing 1 kg which is used to conquer the seals.