Wadisuchus kassabi is both a new species and the first member of a new genus, or group of species that share physical similarities and an evolutionary line. The species was named after the valley ...

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 ...

The end-Cretaceous was the age of the dinosaurs, an era populated by iconic prehistoric creatures like Ankylosaurus, Gallimimus, Triceratops, and Tyrannosaurus rex. Our favorite dinosaurs might be the ...

In the floodplains of southern Patagonia around 70 million years ago, a large predator lurked. Armed with strong jaws and sharp, serrated teeth - perfect for piercing and slicing through flesh - the ...

CHICAGO – If you think it sounds incongruous to describe the largest predatory dinosaur yet known as “half duck, half crocodile,” well, correct. But that’s the phrase that University of Chicago ...