Komodo dragon teeth are ironclad. Literally. The serrated edges and tips of the reptiles’ razor-sharp chompers are lined with a layer of iron, researchers report July 24 in Nature Ecology & Evolution.

Scientists have discovered that the serrated edges of Komodo dragons' teeth are tipped with iron. The study gives new insight into how Komodo dragons keep their teeth razor-sharp and may provide clues ...

A coating of iron on Komodo dragons' teeth could help keep them sharp for tearing into prey, as well as protect them from digestive acids. Marcos del Mazo / LightRocket via Getty Images Komodo dragons ...

The teeth of the Komodo dragon are a sight to behold. Triangular, curved, and armed with a serrated edge similar to a steak knife, they are perfectly adapted to cut into the flesh of their prey. Now, ...

There aren’t many scenarios in which getting a good look at a bunch of Komodo dragon teeth ends well. The massive lizard’s mouth holds 60 serrated teeth, each up to an inch long, that get replenished ...

The endangered baby Komodo dragons were recently born at ZooTampa. By Margherita Bassi Published Oct 10, 2025 10:07 AM EDT Get the Popular Science daily newsletter ...

Iroh, a male juvenile Komodo dragon at the Little Rock Zoo. Credit: Little Rock Zoo The Little Rock Zoo unveiled two new exhibits Tuesday: “The Isle of the Dragon,” featuring two Komodo dragons, and a ...

Zoo officials said male Komodo dragons usually live about 20 years, which made Doc one of the oldest recorded members of the largest and fiercest lizard species in the world. He was hatched in 1992.