Thanks to the development of a special tracking collar, scientists are now reviewing data to understand the lives of ...

Any self-preserving groundhog would refuse to come out of hibernation just to check to see whether the sun was shining. Like many other ground squirrels, groundhogs go into a deep and long sleep, ...

Whistle pigs on the menu? The groundhog is a member of the squirrel family and related to chipmunks and prairie dogs. It's also known as a woodchuck, a whistle pig — or in the parlance of Pennsylvania ...

Dr. Alan Black from SIUE discusses the accuracy of Groundhog Day forecasts and the other animals used to make weather ...