Mt. Graham is known as a sky island, a mountain ecosystem surrounded by a “sea of desert.” Its isolation makes the Mt. Graham ...

Campaign launched for endangered red squirrels to get emoji - Numbers have declined from an estimated 3.5 million in the UK just 150 years ago to as low as 120,000.

Add Yahoo as a preferred source to see more of our stories on Google. The Mount Graham red squirrel population in Arizona has risen more than expected, according to the Arizona Department of Game and ...

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 ...

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 ...

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 ...

Britain's red squirrels – under threat from their promiscuous and disease-bearing North American cousins – may finally have some good news. Scientists said Wednesday the rust-tailed rodents were ...

Can animals share the same space peacefully high above the ground in the treetops? A research team at the University of Göttingen has found that forests combining both deciduous and conifer trees make ...

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 ...