Interesting facts about polar bears

Polar bear

Polar bears live in the Arctic.

Polar bears typically live between 15 to 18 years in the wild. But in captivity, they can twice as long; normally until their mid to late thirties.

Scientists today use a working estimate of around 20,000 to 25,000 polar bears still exist today worldwide.

Male polar bears weigh about 350 to more than 650 kg (772-1,433 lb.) and are about 2.5 to 3 m (8.2-9.8 ft.) long.

Female polar bears weigh about 150 to 250 kg (331-551 lb.) and are about 1.8 to 2.5 m (6.0-8.2 ft.) long. Pregnant females can weigh as much as 500 kg (1,102 lb.).

Polar bears have 42 teeth.

Polar Bears have a excellent sense of smell. They can detect seals which are there main source of food from 1 km (0.6 mi.) away and 1 m (3 ft.) under the snow.

Polar bears are excellent swimmers. Polar bears can comfortably swim at a speed of 10 kilometer (6 miles) per hour. They can swim for up to 160 kilometer (100 miles).

polar bear swimming

Polar bears can reach speeds up to 40 kilometer (25 miles) per hour on land.

Although polar bears appear white to the eye, their fur is actually transparent. It only appears white, because it reflects visible light.Under their fur, polar bear skin is actually black.

Most adult females give birth once every 3 years.

The total gestation period is about eight months.

Polar bear cubs are born November through January in a den. Mother and cubs emerge from their den in late March or April.

polar bear cub in a den

Female polar bears would rather build their dens in “old snow” from previous years rather than the freshly fallen snow.

Polar bear cubs learn to freeze and remain still while their mother hunts. If they move, the mother disciples them, with a whack to the head.

Female poplar bears typically nurse their cubs for two and a half years.

polar bear with cubs

Ringed seals are the highest calorie source available to polar bears.

If a polar bear doesn’t eat for seven to ten days, it can slow its metabolism until it finds its next meal.

They like to keep themselves clean. After feeding polar bears usually wash by taking a swim or rolling in the snow.

Polar bears keep from slipping on ice with the help of small bumps on their feet called papillae.

polar bear papillae

The world’s oldest zoo polar bear to have lived was called Debby. She lived at Assiniboine Park Zoo in Winnipeg, Canada. She reached age 42, but was euthanized in November 2008 after it was discovered she was suffering organ failure.

They are known to have more problems with overheating than staying warm.

The polar bear was the mascot for the 1998 Winter Olympics in Calgary, Canada.

The biggest threat to polar bears today is not hunting but the effects of global warming and pollution.

All polar bears alive today can trace their ancestry back to one female brown bear who lived in Ireland 50,000 years ago.

Residents of Churchill, Canada, leave their carsunlocked to offer an escapefor pedestrians who might encounter Polar Bears.

If you eat a polar bear liver, you’ll die. Humans can’t handle that much vitamin A.

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