Grizzly bears, for example, are a subspecies of brown bear found in parts of North America. There are many different ...

One of the great marvels of nature is how bears, the largest carnivore in North America, are able to hibernate all winter, ...

You might remember in science class learning about hibernation – a time when certain animals "sleep" for long periods during the winter. In reality, hibernation is much more complex than that.

The onset of snow means the start of a series of changes and adaptations for both staff and animals at the Toronto Zoo, particularly in our Canadian Domain and Tundra Trek areas. With our polar bears, ...

Hibernation is an adaptation that allows an animal to escape cold weather and food shortages over winter. This is an example of dormancy associated with mammals. Hibernation can be either ...

For example, according to Yellowstone Bear World, Alaskan brown bears often hibernate the longest, whereas a grizzly bear may only hibernate for two to five months.

A bear that had pioneering brain surgery to save his life has emerged from semi-hibernation "looking brilliant, happy and healthy". Boki, a European brown bear, was suffering seizures and vision ...

An international animal welfare group announced the start of March Napness, a March Madness-style bracket tournament tracking ...

Michigan black bears are leaving hibernation for the spring season. Experts offer guidance in case of bear encounters in northern Michigan. Michigan is home to more than 12,000 black bears, and ...

It's finally spring (about time) and the world finally feels as if it's starting to thaw out. The world is waking back up again—and in the case of Yellowstone National Park's black bears, it ...