Some dinosaurs were fussy eaters. Certain herbivorous dinosaurs preferred specific parts of plants, challenging long-standing assumptions about their diets, a study of fossilized dino teeth shows. The ...

Fossilized dinosaur teeth are turning out to be much more than ancient leftovers — they’re helping scientists figure out what these massive animals ate, how they coexisted, and even how far they might ...

Dinosaur teeth found with the help of a retired quarry worker have revealed how the fearsome tyrannosaur once roamed Bexhill-on-Sea. Research led by the University of Southampton found that several ...

What did long-necked dinosaurs eat—and where did they roam to satisfy their hunger? A team of researchers has reconstructed the feeding behavior of sauropods using cutting-edge dental wear analysis.

This planet once played host to a massive dinosaur that packed more than 500 teeth into its jaws. That might sound like a terrifying prospect at first, but the creature in question wasn't a vicious ...

The Komodo dragon, one of the planet’s fiercest reptiles, reinforces its teeth with an iron cap – and researchers think some dinosaurs may have had this adaptation too. Komodo dragons (Varanus ...

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.

A previously untapped source of data sheds new light on the climate of the early Earth: fossilized dinosaur teeth show that the atmosphere during the Mesozoic era, between 252 and 66 million years ago ...