No
No, the whole metabolism shuts down to almost nothing.
in winter during hibernation in their dens?
They store food as fat. This occurs just before hibernation.
Either during the day or when waking up from hibernation
In the winter bears go through hibernation. The bear was hungry and ill-tempered after it's long hibernation.
Bears are mammals so they give birth as any other mammal do. No eggs. During hibernation
Winter sleep is called hibernation. Hibernation is when animals (such as bears) sleep for multiple months in order to conserve energy during the winter.
Bears in general, need to put on enough body fat during Autumn, so as to survive the winter hibernation.
Bears in general, need to put on enough body fat during Autumn, so as to survive the winter hibernation.
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.
Bears can lose up to 30% of their body weight during hibernation due to reduced food intake and metabolic rate.
No, they do not defecate while hibernating.