Believe it or not, despite the noise and danger of highways, squirrels actually find the noise reassuring. Find out why.

The behaviors of squirrels could help scientists understand animal intelligence. It explains why researchers at UC Berkeley have been walking around campus making clicking noises to lure squirrels, ...

SAN FRANCISCO — Residents of a San Francisco Bay Area city are on the lookout for an aggressive squirrel that has sent at least two people to the emergency room for medical treatment. Joan Heblack ...