A newly discovered dinosaur in Patagonia, so massive that its fossil literally cracked a road, is challenging long-held ...

A colossal titanosaur, Chucarosaurus diripienda, unearthed in Patagonia, measured 30 meters and weighed tens of tonnes. Its ...

Paleontologist Peter Makovicky is seen at the excavation site in Argentina's northern Patagonia region where fossils of the Cretaceous Period meat-eating dinosaur Meraxes gigas, Akiko Shinya via ...

Tens of millions of years ago, an apex predator resembling a giant crocodile stalked the humid freshwater floodplains of southern Patagonia. Measuring up to 11.5 feet (3.5 meters) long and weighing ...

Seventy million years ago, southern Patagonia was a warm, seasonally wet landscape where dinosaurs, turtles, frogs, and mammals thrived. Hidden within its floodplains, a powerful predator stalked its ...

A fossil found in Argentina shows that up to the very end of the age of dinosaurs, they faced serious competition from other reptile species. A life reconstruction of Kostensuchus, a large, ...

A newly unearthed fossil has led experts to believe an ancient species of crocodile may have been an apex predator that hunted dinosaurs on land. Paleontologist and National Geographic Explorer Diego ...

A remarkably intact skeleton of a giant meat-eating crocodile relative has been unearthed in South America, providing scientists with a vivid picture of its physiology and behavior when it roamed the ...

Kostensuchus atrox was a top predator which lived just before the extinction of the dinosaurs, and likely chomped on them A newly-discovered species of a large, crocodile-relative predator has been ...

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