Narrator: Lions have them, hippos have them, and even you and I have them: canines, those long, pointy front teeth. They're actually the longest teeth in the human mouth. So what are these long, sharp ...

When most people think of ferocious, blade-like teeth on prehistoric creatures they picture Smilodon, better known as the saber-toothed tiger. But in the world of dinosaurs, theropods are well known ...

Two warm-blooded mammal species have triumphed in the fast-paced environment of New York City: human beings and rats. Robert Sullivan was fascinated with how eager many people are to save whales or ...

Piranhas belong to a family of bony fish characterized by highly developed dentition. They’re cousins to the pacu fish, which has dentition eerily similar to human teeth. Unlike pacu teeth, which are ...

The fossil skeleton of a bird with strange teeth that lived 125 million years ago has been discovered in China. The bird had bizarre ridges on its teeth that may have enabled it to crack open ...

Tahlia Pollock receives funding from the Australian Government Research Training Program Scholarship (RTP stipend), the Monash Graduate Excellence Scholarship (MGE). The research was also funded by ...

Piranha fish are incredible animals that have gotten a bit of a bad reputation over the years. Though relatively small, the fish sport jaws lined with incredibly sharp teeth that they can use to tear ...

Named for its razor-like teeth, Novaculadon mirabilis came from a rodent-like order that outlived the dinosaur extinction before vanishing about 30 million years ago. By Sara Novak Around 145 million ...

The Old Town Police Department said residents should not approach the lizard if they spot the creature Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013, covering ...