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 ...

Scientists have discovered that the serrated edges of Komodo dragons’ teeth are tipped with iron. Led by researchers from King’s College London, the study gives new insight into how Komodo dragons ...

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 ...

The teeth of Komodo dragons, the world’s largest lizards, are coated in a protective layer of iron, a new study has found. When the nearly-200 pound dragons go after their prey — which can include ...

Meat-eating dinosaurs have serrated edges on their teeth, which is nothing new. However, the extent and complexity of those serrations has only just recently been observed, with researchers noting ...

Carnivorous animals come in all shapes and sizes, from the 500-gram quoll to the 500-kilogram polar bear. This disparate group of mammals shares a common feature: canine teeth at the front of their ...

Add Yahoo as a preferred source to see more of our stories on Google. Sharks are known for their razor-sharp teeth, but a new study warns that rising ocean acidity could leave even the sea’s fiercest ...

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 ...