It would go against all their survival instincts if they hibernated in the summer
They give birth to their young during the hibernation period, in the winter
. Being such a large mammal, they need time to nurture their young in relative protection from large males who have no qualms about eating a sows babies. Over the millennial of evolution they have become instinctual about hibernation. By the time the cubs are nine months or so, they have developed enough skills to survive with their mother's help.
After they reach the age of two years they go off on their own
They have to hibernate when they get ready for winter.
they hibernate
In the winter
Brown bears hibernate in the winter because there isn't enough food.
hibernate
They hibernate
Bears Hibernate in the Winter so that they dont die
they hibernate for the winter.
Most hibernate but not all species-pandas don't.
Scientists have done many experiments and the result is that mostly all bears hibernate/sleep the whole winter. There are very few types of bears that do not hibernate the whole winter. The sloth bear, though, does sleep all winter.
They hibernate in the winter when it is the coldest and food is scarce. Contrary to popular belief, not all bears go to sleep in the beginning of winter and emerge in the spring. Most bears will come out a few times during the winter but go back in to continue to hibernate.
because there is no food during winter