A newly discovered, carnivorous lizard ostensibly represents what most casual onlookers would perhaps perceive to be a dinosaur; however, it is in fact a precursor of the modern crocodile. Named ...

Argentinian researchers have described a Carnian theropod with features previously thought to belong only to much later neotheropods, indicating greater early dinosaur diversity than expected as well ...

This piece first appeared in the Front Matter section of the Proceedings of the National Academy of Sciences. A small but fierce jawbone sits in Argentina’s natural science museum in Buenos Aires. Six ...

At least five specimens have been discovered of a tiny iguanodont dinosaur that could have an outsized influence on how we see the evolution of much larger relatives. Jurassic World portrayed a ...

WASHINGTON, July 8 (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 ...

Researchers are uncovering the evolutionary steps that set the stage for dinosaurs to rule the planet Amy McDermott, PNAS Front Matter Paleontologists have found early examples of theropods, the group ...