Paleontologists spotted injuries on the tails of duck-billed dinosaur fossils that might have occurred during mating.

Sauropod tooth scratches reveal that some dinosaurs migrated seasonally, others ate a wide variety of plants, and climate strongly shaped their diets. Tanzania’s sand-blasted vegetation left ...

Dinosaurs may have buddied up with other species of dinosaur for safety reasons, say scientists after unexpectedly spotting tracks that suggest different kinds may have once walked side by side.

An argument over whether fossils from several small dinosaurs represent a juvenile Tyrannosaurus rex or smaller adults of a ...

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.