It seems like the minute the weather turns colder, we crave more to eat. But why? Some experts say it's vestiges of biology — chipmunk behavior nudging us to eat more. Others say it's opportunity — ...

Eastern chipmunks are more like woodland squirrels. While they climb trees, each spends most of its time in a complex underground burrow, which has food storage chambers and two or more entrances.

For a good chunk of the summer, I have been able to monitor the activity of one particular visitor to the feeding station down by my Thinking Chair a little more closely than most of the others.

Miniature Russian spyware is infiltrating an underground Canadian community. The perpetrators? Scientists studying how eastern chipmunks communicate. For the first time, the team has outfitted the ...