So what are these long, sharp teeth doing among our short ... and hold on to prey the way lions use them, and they're not big enough to intimidate predators' arrivals the way hippos use them.

Published on Monday in the Journal of Vertebrate Paleontology, the results of the desert dig painted the picture of a fearsome, big-cat creature with a strong jaw and sharp teeth that occupied ...

With a massive body, sharp teeth, and jaws so powerful they could crush a car, this famous carnivore dominated the forested river valleys in western North America during the late Cretaceous period ...

So what are these long, sharp teeth doing among our short ... and hold on to prey the way lions use them, and they're not big enough to intimidate predators' arrivals the way hippos use them.