Why saber-toothed predators evolved their razer-sharp teeth

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Why saber-toothed predators evolved their razer-sharp teeth

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 across mammalian history. Now, a study in Current Biology sheds light on why these teeth were so successful and how their extreme adaptations shaped their evolution—and eventual extinction. Saber teeth are a prime example of convergent evolution. The…