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 ...

Ground squirrels spend the end of summer gorging on food, preparing for hibernation. They need to store a lot of energy as fat, which becomes their primary fuel source underground in their hibernation ...

Ground squirrels are wary and shy animals, but it is possible to observe three different species in our Northcentral Texas and Southwestern Oklahoma region. One species is more likely to be sighted ...

The thirteen-lined squirrel, aptly named for the thirteen stripes on its back, spends much of its time above ground dodging angry humans. But for several months of the year, it gets a reprieve: Like ...

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 ...

Gut microbes give some squirrels a helping hand to stay strong during hibernation. The microorganisms appear to help the squirrels recycle nutrients to keep the rodents’ muscles taut, researchers ...

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The thirteen-lined ground squirrel doesn’t drink during its winter hibernation, even though systems throughout its body are crying out for water. Madeleine Junkins and colleagues now show that the ...

The team is led by Dr. Kelly Drew and her students from the University of Alaska. She is a professor of chemistry and biochemistry and was also awarded NASA Space Grant. Over 200 students and faculty ...

A new study from the University of Alaska Fairbanks uncovers how arctic ground squirrels recycle nutrients to stay healthy during their long hibernations. Sarah Rice is the lead author of the paper ...

Cataract removal is one of the oldest and most common surgeries in the world. A surgeon makes small incisions in the eye, sucks out the cloudy lens and replaces it with an artificial lens implant.