The time of year an animal goes into hibernation depends on its species and the current temperatures. Some animals only hibernate for a few weeks, while other true hibernators rest for moths. List ...

A handful of rescued bears in Europe are competing in March Napness, a bracket-style tournament to see what bear can stay in ...

The cold, dark winter months can make it difficult for animals to find food and water. Hibernation helps some animals survive this time. These animals become inactive to save energy. An animal in ...

But these aren’t the only places to find slumbering critters. During hibernation, animals slow their metabolisms and match their internal body temperatures to ambient conditions. Whether tropical ...

But hibernating animals, like bears and ground squirrels, don’t have this problem. Now, a study published in Science on April 13 helps explain why hibernating bears rarely get blood clots, despite ...

One group of animals was offered food if they were awake and active. The other group went without eating, drinking or moving for the months-long hibernation season, living off the fat stored in their ...