The large, extinct creatures roamed the Twin Cities area more than 10,000 years ago and could grow to more than 200 pounds ...

By around 11,000 years ago, the giant short-faced bear was extinct. The definitive reasons for its extinction are unknown, but it is one of many megafaunas that died out at the end of the Pleistocene.

Joining 46 other states, Minnesota has officially chosen a state fossil—the giant beaver known as Castoroides ohioensis. With ...