A new analysis suggests saber teeth were highly specialized for puncturing prey, ultimately at the cost of durability.

Saber-tooth predators have long fascinated scientists and the public alike, epitomized by the fearsome Smilodon. These animals evolved their iconic blade-like canines at least five independent times ...

A new analysis suggests saber teeth were highly specialized for puncturing prey, ultimately at the cost of durability. Saber teeth in predators evolved many times. Did it lead to their extinction?

LAMBERT: Saber-toothed predators are now all gone, so saber teeth could represent a cautionary tale of evolution - getting too good at one thing just might lead to extinction.

In the history of teeth, perhaps no tooth is as famous as the saber tooth. These long, blade-like canines seem almost perfectly optimized to kill prey. They've evolved at least five times in ...