Groundhogs are lousy forecasters but valuable animal engineers—and an important food source

Whether you call him groundhog, woodchuck, whistle-pig or use the full genus and species name, Marmota monax, the nation's ...
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This caterpillar looks terrifying but is a baby

Learn more bizarre facts (and how to properly cite your sources) with Study Hall! Take a college course that starts on YouTube and earn credit before you even apply to college. Welcome back to Bizarre ...