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 ...

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 ...

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 ...

Squirrels, with their twitching noses, bushy tails, and energetic movements, are a common sight across many parts of the world. They are agile creatures that adapt well to diverse environments, from ...

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 ...