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.
Some female polar bears build dens with multiple rooms and even a ventilation system in the roof.
Polar bear cubs weigh a little more than a pound when they are born.
Polar bears tend to overheat more than to be cold.
A polar bear is so strong, that it can kill an animal with one blow from it's paw
Polar Bears do not hibernate. Female polar bears will den with their young. All polar bears may den for a short time to avoid bad weather.
To read more polar bear fun facts visit
http://www.endangeredpolarbear.com/fun-facts-about-polar-bears.html
Really interesting facts!, i love them especially the fact about the cubs weighing almost more than a pound when they are born. I love the picture as well, made me laugh with the caption!. - Marina
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