A Giant Eel With Sharp Teeth Goes to the Doctor and the Process Is More Complex Than You'd Think ...

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 ...

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 are notorious for their razor-sharp teeth, but a new study of the dangerous fish has surprised researchers, revealing just how remarkable their teeth actually are. The research notes that the ...

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 ...

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 ...

The average ant tooth is thinner than a human hair and able to slice through tough leaves and even flesh without breaking. Researchers now know how: the edges of ant teeth are lined with a layer of ...

T. rex teeth — possibly up to six inches long — were thought by many to be too big not to protrude. In recent years, paleontologists have debunked other stereotypical portrayals of the dinosaur. Some ...