Virtual encyclopedia entry describes the prehistoric animal's unique physical characteristic.

Provides facts about the anatomy and probable diet of this extinct cat, along with a printable illustration of the creature.

View skeletal images, canine drawings, and a habitat map of these large carnivorous mammals, distant relatives of the modern African lion.

Discover the different kinds of these extinct, toothy felines, learn about the possible reasons for having such big fangs, and check out photos.