The North American gray squirrel was introduced to Britain in the 19th century, and today it has become one of the country’s most successful invasive species. Larger and more adaptable than the native ...

Philip Cox has received funding from the Royal Society. 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 ...

A petition has been launched calling for the creation of a red squirrel emoji as part of efforts to raise awareness for one of the UK’s most endangered native mammals. The campaign, led by The ...

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 ...

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PHOENIX — Animal lovers now have a new piece of good news to go nuts over: a population of endangered red squirrels unique to Arizona is growing slightly. Wildlife officials found there are 233 Mount ...

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 ...

One warm day last week, for the first time since last fall, I spotted a red squirrel in the yard. It looked to me as though ...

I first saw this curious little animal on June 1. It was a beautiful day outside, but the cottonwood tree that grows next to my deck was in full seed-dispersal mode and sitting outside was not really ...

Medieval residents of Winchester, England, probably got their leprosy from red squirrels in the area, according to a team of archaeologists and geneticists that studied remains from two archaeological ...