Because they haven't eaten all winter.
In the winter bears go through hibernation. The bear was hungry and ill-tempered after it's long hibernation.
These bears will live in temperatures above 100 degrees F and below -10 degrees F. Usually at the latter temperature bears are in hibernation, but still, when bears are too hungry to be in hibernation, they'll be out looking for food.
No
Yes, polar bears eat up alot of food to last a whole winter and when they go into hibernation, they digest the food slowly, making it last the winter. This is all while they are in hibernation, they eat alot of food before they go into hibernation.
For black bears and grizzly bears, from spring to fall, with heightened periods when bears come out of hibernation and when they're fattening up for hibernation. For polar bears, it can be any time of the year.
it is hibernation
A grizzly will eat around twice its body mass before hibernation.
They store food as fat. This occurs just before hibernation.
a bear in hibernation.
No, the whole metabolism shuts down to almost nothing.
both groundhogs and bears hibernate.
in winter during hibernation in their dens?