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 video of a woman petting a tiger that is ‘playfully’ biting her was shared on social media, which went viral and left ...

Saber teeth — the large canines — are pretty fearsome. These fangs have evolved at least five times in predators that are now extinct, but there's been something of a mystery as to why.