14 Fun Facts about Groundhogs - Sarah Zelinski (C)
Fun Facts about Groundhogs - YouTube Science Video
Punxsutawney Phil's Burrow - Trip Advisor Photos
Fun Facts about Punxsutawney Phil - groundhog.org, from Gobbler's Knob
Groundhog 101 - Groundhogs at Hog Heaven - Click the "Click Here" button to see questions and learn about grondhogs. Recommended!
Fun Groundhog Facts and Groundhog Day Facts for Kids - from Kids Play and Create