Pictures of polar bears, taken at zoos. Polar bears are endangered
Animal: Polar Bear
Species: Ursus Maritimus (no living subspecies)
Lifespan: The average lifespan for a Polar bear is about 15-20 years.
Size: Male Polar bears weigh about 750-1500 lbs. Females weigh between 330-550lbs.
Habitat: Polar bears live in the arctic circle and inhabit Greenland, Alaska, Canada, and Russia. Though they are born on land, they spend much of their time in the ocean and on thin ice, where they hunt for seals.
Family Life: Polar bears mate in the months of April and May. Males and Females pair up and mate for about a week. Fertilization is delayed for about four months, during this time females eat large amounts of food and usually double in weight. She burrows into the snow and ice to make a den for her cubs. There, she is in a near hibernation state for her pregnancy. Once the cubs are born, she feeds them her milk until they are old enough to leave the den. Polar bear cubs nurse from their mother for about two years. They reach maturity at about 4-5 years, at which point they go off and start a family of their own.
Diet: Polar bears mostly eat seals, but they also eat fish, Narwhals, and Walrus.
Polar bear cubs are only about 2 lbs when they are born.
Polar bears have 42 teeth.
Polar bears are excellent swimmers