A brown bear which underwent pioneering, life-saving brain surgery in October has emerged from semi-hibernation “looking brilliant, happy and healthy”. Three-year-old Boki, who lives at ...

SAPPORO--Increased sightings of brown bears in Hokkaido in winter suggest the animals are awakening earlier from hibernation or not hibernating at all, putting forestry workers in wilderness areas ...

RANGE: Kenai Peninsula brown bears are only found on 6.2 square miles of the 14.9-square-mile Kenai Peninsula of Alaska. During the winter the bears hibernate in mountainside dens and frequent early ...

Incidents between people and Tibetan brown bears (Ursus arctos pruinosus), also known as Tibetan blue bears, on the Tibetan Plateau are escalating, perhaps at least partly due to climate change ...

Polar bears live in the high north. Around Anchorage there are brown bears (including grizzlies, a subspecies), and black bears. The bears were still hibernating when we were there, but nonetheless, ...

Chipmunks and brown bears hibernate like this, but little is known about how they are able to do it. The researchers studied a set of special neurons in the hypothalamus region of mice brains.

Bears hibernate for different amounts of time depending on how cold it is. For example, brown bears in northern Alaska hibernate longer than brown bears in regions farther south.. During ...

the bears will head to their dens. This period of time is often referred to as a hibernation, but brown bears don’t actually fully hibernate in winter. Instead, they enter a deep sleep known as ...