BOISE, Idaho — Southern Idaho's sprawling Snake River Plain has been harboring a distinct species of squirrel that's emerged from the underground. Researchers have identified a new species of squirrel ...

Using a variety of techniques, the researchers realized that two subspecies of squirrels from Southeast Asia were actually unique species in their own right Jack Tamisiea In many urban environments, ...

The Western gray squirrel is the largest tree squirrel in the state. It’s being threatened by wildfires and habitat fragmentation. Courtesy of Jennifer Becar with the Washington Department of Fish and ...

Add Yahoo as a preferred source to see more of our stories on Google. With a mouth full of hazelnuts, a ground squirrel pauses while raiding a nut harvesting machine on a farm in rural western Oregon.

Frozen deep beneath the Yukon’s permafrost, small pellets left behind by ancient ground squirrels have preserved a record of ...