Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. For tiny North American red squirrels, jumping from treetop to ...

A ground squirrel with cheeks stuffed with nuts, seeds or grains is a common sight. But a new study provides the first evidence that California ground squirrels also hunt, kill and eat voles. The ...

A collaborative study with a CU Boulder professor investigates how the risks and rewards of red squirrel reproduction is a microcosm of evolutionary patterns You’ve probably seen plenty of squirrels ...

The timing of life-history traits may have strong influences on the evolution of life cycles and on population demography. This is especially true of the age at which females first reproduce (Cole’s ...

Female red squirrels are so promiscuous that they sometimes mate with up to 14 males in a single day, new research finds. The reason, according to a study in the latest Royal Society Journal Biology ...