Some 70 million years ago, a fearsome creature roamed Patagonia. Its preferred prey were likely dinosaurs. Paleontologists uncovered an exceptionally preserved fossil in southern Argentina in 2020.

(CNN) — 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 ...

A gigantic crocodile-like hypercarnivore likely hunted dinosaurs 70 million years ago in what is now Argentina, a new study reveals. Researchers discovered the fossilized skeleton from the extinct ...

The creature, named K. atrox, was an extinct ancestor of the modern crocodile. A new study has identified a massive creature that hunted and ate dinosaurs 70 million years ago. It’s called ...

(CNN) — Around 165 million years ago on a coastal floodplain in what is now Morocco lived one of the most extreme dinosaurs on record, lavishly adorned with armor and spikes – some about three feet ...

Researchers have discovered a fossil in Morocco of a dinosaur species that roamed the plains of northern Africa at least 165 million years ago, featuring a dangerous tail and "extreme" armor. A group ...