They don't - that's a joke from The Informant.
Black.
they have been found to put snow on their noses to hide them when stalking their prey
Scientist believes that understanding polar bears may hold the key to curing many diseases.
A sow.Female polar bears are called sows and the male bears are called boars, while their offspring's are called cubs. A male polar bear can weigh up to 2 - 3 times as much as a female bear. Polar bears are exceptional swimmers and can hold their breath for about two minutes by closing their nostrils without pinching their noses.
small noses which have a strong sense of smell and so their noses dont freez and their fur coat as well as black skin under neath which absorbs heat.
polar bears are related to bears.
Polar bears do.
They reproduce.
POLAR BEARS Polar bears actually grow pretty fast.
Physically, they breathe through their noses or mouths. In the Arctic, they come up for air through what are sometimes called 'blowholes'. And sometimes, Polar bears are waiting for them there.
No, polar bears have lungs just like humans and other mammals. Polar bears can hold their breath for several minutes at a time, but they have to come up to breath frequently.
Polar bears are mammals.