it is hibernation
Polar bears are busy chasing seals on Hudson Bay in the winter.
Polar bears have blubber, which is like extra fat, under their fur and that helps to keep them warm during the winter. They also grow out their winter fur coats to keep themselves warm during the winter.
there fur
During the winter, food is too scarce for brown bears and black bears to survive. Hibernation is a state of extreme sleep where metabolism slows down. This reduces energy use and allows the animal to survive winter on its fat reserves alone.
No not all polar bear cubs survive the harsh long winter.
Bears in general, need to put on enough body fat during Autumn, so as to survive the winter hibernation.
brown bears hibernate and Canadian geese migrate to the south
dont know
Bears in general, need to put on enough body fat during Autumn, so as to survive the winter hibernation.
it helps them bythemnot getting cold because they dont have fur
Bear hibernate during winter, but before they do that they consume an immense amount of food that would last for the whole time they are hibernating.
Bears do not change their fur for the winter.