A fossil site of "unique importance" has shed light on a lost prehistoric ecosystem where early dinosaurs roamed more than 200 million years ago. For a study published in the Proceedings of the ...

WASHINGTON (Reuters) - Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus, meat-eating brutes like Tyrannosaurus and weirdos ...

Archosauromorphs walked - across a 10,000-mile hellscape - so dinosaurs could run. According to a new study published in Nature Ecology and Evolution, archosauromorphs, early ancestors of dinosaurs ...

Paleontologists have long puzzled over how the dinosaurs—originally relatively small and of minor importance to the broader ecosystem—evolved to become the dominant species some 30 million years later ...

The contents of 200-million-year-old faeces and vomit are helping show how dinosaurs took over the world at the start of the Jurassic Period. Well-preserved plants, bones, fish parts and even whole ...

Coelophysis was a slender carnivorous dinosaur that lived during a time when Earth looked nothing like it does today. Fossil ...

Artist's impression of Diamantinasaurus matildae, a long-necked sauropod dinosaur. (Travis Tischler via Courthouse News) (CN) — High in the Andes mountains of northwestern Argentina, at an elevation ...

WASHINGTON (Reuters) -Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America's oldest-known flying reptile, that reveal a time of transition when venerable ...

The earliest dinosaurs included carnivorous, omnivorous and herbivorous species, according to a team of palaeobiologists. The earliest dinosaurs included carnivorous, omnivorous and herbivorous ...

The ascent of the dinosaurs to the throne of the animal kingdom may have been more gradual than previously believed, scientists say. Fossil discoveries dating from about 215 million years ago show ...

Researchers analyzed the teeth of the earliest dinosaurs to determine what they ate. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It's long ...