Grey squirrels, or Eastern grey squirrels, primarily live in the Eastern half of the U.S. and southern Canada. There is also a healthy population in the U.K., where they were imported in the 19th ...

When arctic ground squirrels hibernate for the winter, they can lower their body temperatures to freezing levels and stay dormant for up to eight months. Researchers at the University of Alaska ...

Texas Parks and Wildlife crowned its winner of 'Fat Squirrel Week,' but how fat is 'Chunkosaurus Rex,' really?

The unique way that ground squirrels burn almost no energy when they hibernate -- with no loss of muscle mass -- has implications for space travel, biologists find. When bears and ground squirrels ...

Hibernating ground squirrels stay in shape by recycling urea, the main compound in urine, with the help of their gut microbes. When animals hibernate, they enter a state of suspended animation, ...

If you've visited the University of Alabama's campus, chances are you've seen a squirrel or two ... or three ... or more. They are known as the Capstone Squirrels ...

A University of Alaska Fairbanks-led study fed ground squirrels either a diet high in omega-3s or a normal laboratory diet, and measured how the animals hibernated afterward. Researchers found that ...

Before you submit an error, please consult our Video Help page. Alaska Insight is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, ...

Q: With this mild winter weather, I’ve seen squirrels more than I usually do. Do squirrels hibernate? -- Richard, Bettendorf A: No, the squirrels in this area are tree squirrels, and they don’t ...