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

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

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.

The giant beaver skull is several times larger than the beavers that roam Minnesota today. Hastings told the curious onlookers that the prehistoric creature was the size of a black bear and tapped ...