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 ...

Sharks are known for their razor-sharp teeth, but a new study warns that rising ocean acidity could leave even the sea’s fiercest predators with weaker, more brittle bites. At the heart of the problem ...

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 ...

Contrary to popular belief, some of history's sharpest teeth belonged to tiny animals, not giants. Scientific research reveals that tooth sharpness depends on shape and structure, not size, allowing ...

For much of the twentieth century, sharks and large reptiles were assumed to define the upper limits of dental sharpness in the history of life. That assumption has been revised by detailed ...

Voles (1), horses (2), and elephants (3)—each vastly different—share one simple trait: very tall and resistant teeth, sharp enough to tackle the hardest plants. Imagine a row of kitchen graters tucked ...