If you didn't know that about the large squirrel, which is the most widespread North American marmot species, there's probably a lot you don't know about the humble groundhog. Here are some facts ...

The species is distinguished from the other five North American marmot species — and 14 more worldwide — by its dark brown fur. Landscape changes, often linked to trees encroaching on their preferred ...

Since 1887, this highly unusual and quirky holiday tradition has been a staple in North American superstitions, predicting the seasons . . . even though the groundhog may be off sometimes.

Spotting a hoary marmot is a rite of passage for serious Pacific Northwest hikers. The charming and curious creatures can be found in the subalpine meadows of Washington’s North Cascades range ...

Groundhog Day 2013 will take place on Saturday, February 2, and like every year, a nation will wait with bated breath as a reddish brown North American marmot named Punxsutawney Phil lumbers from ...

The species is distinguished from the other five North American marmot species — and 14 more worldwide — by its dark brown fur. Landscape changes, often linked to trees encroaching on their preferred ...