The grizzly bear—sometimes referred to as the “great bear ... persisting through the end of the last ice age even as many of their competitors—such as the giant short-faced bear and saber-toothed ...

In prehistoric North America, the short-faced bear (Arctodus simus ... reaching 4 metres when reared up — more like a grizzly bear on stilts. We don’t know if these bears were ferocious ...