![]() This is common among grizzle bears and polar bears. First of all, cubs are the primary focus of other bears. This bear vs bear violence happens for two reasons. They are at the top of the food chain in their environment. Bears are, believe it or not, one of the primary predators of bears tied with or more-so than humans.They have been known to go on long swims of over 100 miles.They don't hibernate, but they do stay warm in the winter by sleeping in a den.They have a great sense of smell and can smell a seal that is up to 20 miles away.They are patient and will wait for hours above a seal hole for a chance to catch dinner.The fur of a polar bear isn't actually white, but is actually clear tubes of hair that make them look white.They are threatened by a shrinking habitat, pollution, and illegal hunting. It is estimated the current population of polar bears is at around 25,000, but is declining. Polar bears are not currently classified as endangered, but they are listed as threatened and vulnerable. Cubs will stay with their mother for a few years and she will teach them how to hunt and forage for food. Scientists were sure climate change was bad for polar bears. It can't hear or see and has very little fur. When first born, a polar bear cub weighs only 1 pound. They are born in the winter, usually in January or December. A mother will staunchly defend her cubs, so don't go anywhere near a mother and her cubs. They often wrestle to practice fighting with each other, but rarely actually hurt each other. This outer hair helps to keep their inner fur from getting wet when they swim in the icy water.Īlthough polar bears look cuddly and nice, they are very dangerous and aggressive. Second, they have a thick layer of outer hair made of hollow tubes filled with air. It is usually around 3 to 4 inches thick. First, they have a thick layer of fat that helps insulate them from the cold. ![]() Because of this, females with their cubs tend to avoid adult males after mating. Males sometimes prey on polar bear cubs in their vicinity. They regularly hunt large fish and seals, and even other polar bears. Polar bears have adapted to the cold of the Arctic. Other than humans, polar bears are the apex predators of the Arctic. How do they stay warm in such cold weather? When the seal comes up for air, the polar bear will grab the seal with its sharp claws. Polar bears will often hide by a hole in the ice where seals come up for air. Seals are the polar bear's main source of food, but polar bears eat all sorts of things including small animals and berries. They are comfortable in the icy water and swim with their front paws similar to dogs. National Geographic.Polar bears hunt on land and on sea. Endangered Species Act recovery plans: key findings and recommendations of the SCB Recovery Plan Project. (2005) The effectiveness of the endangered species act: a quantitative analysis. Johns Hopkins University Press, Baltimore,Center for Biological Diversity (October, 2009) , Taylor, M.F.J., Suckling, K.F. Oxford University Press, Oxford, Nowak, R.M. Dorling Kindersley, London., Kastelein, R.A. Food and Agriculture Organization of the United Nations, Rome., Burnie, D. The largest males can weigh in excess of 1700 lbs, but the average is 6001200 lbs and 8. The largest bear in the world and the Arctic’s top predator, polar bears are a powerful symbol of the strength and endurance of the Arctic. Polar bears are the size of large brown bears. The bottoms of their feet are nearly covered in fur. They have large feet to help them swim and walk on thin ice. Academic Press, London.,CITES (June, 2009) , Jefferson, T.A., Leatherwood, S. Their white or yellowish coat is made of water repellant hair on top of a dense undercoat. ![]() ![]() IUCN Red List (June, 2009) , Kastelein, R. Retrieved November 23, 2014, from World Wildlife Foundation website: Retrieved November 23, 2014, from Polar Bears International website:
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