Groundhogs don't poop during hibernation and 6 other random facts

Shadow or no shadow, the rodents have a special set of ecological skills. Breakthroughs, discoveries, and DIY tips sent six days a week. Despite advances in meteorological technology, we still keep a close eye on a rodent's burrow every February 2 for a weather forecast. While groundhogs --also called woodchucks--have been associated with the end of winter and beginning of spring for centuries, there's more to know about our rodent friends than their amateur Al Roker'ing. Unlike bears, groundhogs are true hibernators.