Paleontologists in Argentina have discovered a new predatory dinosaur -- the fossils of which contained a crocodile bone within the dinosaur's mouth.

Paleontologists have discovered a new species of iguanodontian dinosaur that lived 125 million years ago during the Cretaceous period, they said in a research paper. Examination of fossils found in ...

Scientists in Argentina have discovered a new species of dinosaur that they believe could be at least 70 million years old. The Joaquinraptor was discovered in 2019 in Patagonia, the southern tip of ...

The dinosaur existed during the Late Triassic period, known for the first real appearances of dinosaurs and the early ...

NEW YORK (AP) — Scientists have discovered a new dinosaur from Argentina with powerful claws, feasting on an ancient crocodile bone. NEW YORK (AP) — Scientists have discovered a new dinosaur from ...

"A lot of field work, especially paleontology, is trying your hardest not to break very important things," he said.

In this artist's reconstruction, two pachycephalosaurs from the new species Zavacephale rinpoche spar, engaging in head-butting behavior that some researchers theorize may have been the purpose for ...

A dome-headed dinosaur found in Mongolia had a serious weapon on top of its skull, a mouth full of no-nonsense teeth and cartoon-like giant eye sockets. The new species, named Zavacephale rinpoche, ...

The new species belongs to the same group as triceratops and stegosaurs. Paleontologists have discovered a new species of iguanodontian dinosaur that lived 125 million years ago during the Cretaceous ...