New research analyzes more than 25 years of climate and biological data. The findings include shorter hibernation periods in arctic ground squirrels, as well as differences between male and female ...

From dodging traffic to building nests in attics, city squirrels have mastered the art of urban survival. They’ve adapted their foraging, communication, and nesting behaviors to fit a concrete jungle.

GRAND HAVEN, Mich., Oct. 25 (UPI) -- Michigan state wildlife experts studying the mass drowning of squirrels in the Grand River channel say the deaths may stem from a natural though rare pattern. Last ...

Near Toolik Field Station in northern Alaska, an arctic ground squirrel pokes its head out of a burrow. Credit: Oivind Toien/University of Alaska Fairbanks Near Toolik Field Station in northern Alaska ...

Arctic ground squirrels are unique among mammals. Their ability to keep from freezing even when body temperatures dip below that mark on the thermometer enables them to survive extreme winter climates ...

Arctic ground squirrels have the ability to keep from freezing even when body temperatures dip below that mark on the thermometer enabling them to survive extreme winter climates. A new study (Science ...