Prehistoric Predators
Long before humans evolved, our planet was home to some of the most vicious predators ever to have lived. Step back in time to one of the most amazing eras in the history of planet earth and meet terrifying ancient predators.
2. Sabertooth
0.0Aug 19, 2007 · 60 min
The Sabertooth dominated the primal landscape of the Americas for nearly two million years, then suddenly, mysteriously went extinct. Find out how it lived—and died.