Fossil Reveals One of the First Saber-Toothed Mammals - Gizmodo

The 42-million-year-old predator, with its cat-like appearance and elongated fangs, was a sign of things to come.

Mammals with a nearly exclusive preference for meat are relatively common today, but new research uncovers one of the very first: a bobcat-sized carnivore that lived near what is now San Diego. New … [+5851 chars]

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