Animals

10 interesting facts about polar bears

Polar or white bear is one of a family of bearish. At the present time – the largest species of bear.

Adult male of polar bear can weigh from 350 to 545 kilograms, and at the age of 8 to 14 years reaches adult height, if he gets up on his hind legs. Adult females weigh half as much as males – from 50 to 295 kilograms and to 5-6 years reach their maximum size.

Fact №1.

Polar bears are not white. Their fur is colorless, because the hairs are hollow and transparent. They reflect light and look white.

Fact №2.

Polar bears do not hibernate. Pregnant female bears, or mother-bears remain in dens and reduce their activity, while males continue to hunt throughout the winter.

Fact №3.

There is a big difference between the weight and the size of male and female bears. Weight of males can reach 680 kilograms and their height – three meters. While the weight of females seldom reaches 270 kg, and the length – two meters.

Fact №4.

Newborn cubs of polar bears are much smaller than the human newborn children. Just born bears do not exceed the size of a rat. Their weight is about 450 grams.

Fact №5.

Although the temperature in the Arctic can drop to -45 ° C, polar bears do not usually have problems with freezing and overheating. Especially during the run. And all this because of the physiological characteristics of the bear responsible for heat retention. So the bears prefer to move slowly and methodically.

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Fact №6.

Polar bears – are excellent swimmers. Due to the structure of the clutches are elegantly and quickly swim. The average speed is 10 km / h. And swim 161 kilometers without stopping will make no difficulty for bears. By the way, they spend so much time in the water that some scientists attribute these animals to marine mammals.

Fact №7.

Polar bears provide excellent sense of smell. They can smell a seal at a distance of 32 kilometers.

Fact №8.

When bears fold to sleep , they close the nose with paw to keep warm.

Fact №9.

Polar bears – big cleaners. After the meal, they spend about 20 minutes, scrubbing themselves. They need to make sure that the hair does not have any food debris that might reduce its insulating properties.

Fact №10.

It is known that polar bears may be subjected to outbursts of anger. Not once was seen as a bear was throwing huge chunks of ice and growled loudly in frustration after a failed attempt to seize its prey.

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