Sanctuary staff say the litter will help boost population numbers of an endangered British species.

A collaborative study with a CU Boulder professor investigates how the risks and rewards of red squirrel reproduction is a microcosm of evolutionary patterns You’ve probably seen plenty of squirrels ...

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Wildlife scientists say the endangered red squirrel population in Arizona is making a comeback after a dramatic drop-off. The ...

Stan Boutin has climbed more than 5,000 spruce trees in the last 30 years. He has often returned to the forest floor knowing if a ball of twigs and moss within the tree contained newborn red squirrel ...

Red squirrels have been replaced over a large part of Great Britain by the non-native grey squirrel, introduced from North America in the late 19th century. Today, the British population of red ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Gray squirrels in the U.K. may soon be given oral birth control ...

If New Year’s resolutions include spending more time outdoors, keep your eyes and ears open for red squirrels. They’re sporting their brightest, thickest fur this time of year and ready to pitch a fit ...

Imagine overhearing the Powerball lottery winning numbers, but you didn't know when those numbers would be called -- just that at some point in the next 10 years or so, they would be. Despite the ...