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

North America used to be crawling with giant mammals, from dire wolves to big cats. Horses and camels evolved on the continent while others, like bison, crossed over from Asia. Most of these mammals ...

The giant beaver went extinct around 10,000 years ago, coinciding with the end of the last Ice Age. A lot went on between then and now, as the Indigenous tribes formed cultures and communities.

In other words, as wetlands dried up, giant beavers ran out of food. They once ranged over much of North America but were extinct by about 10,000 years ago. "They disappeared because there was no ...

Beavers versus Bieber. Giant beavers could be up to 6 feet tall, and weigh more than 100 kilograms. (Western University) In other words, as wetlands dried up, giant beavers ran out of food.