Saber-toothed cats and bear dogs: How they made cohabitation work

The fossilized fangs of saber-toothed cats hold clues to how the extinct mammals shared space and food with other large predators 9 million years ago.

URL: http://feeds.sciencedaily.com/~r/sciencedaily/plants_animals/dogs/~3/if35v5xihLM/121106191657.htm