Found in the Lago Colhué Huapi Formation in Patagonia, Argentina, J. casali may have been the apex predator of its Cretaceous ...

The dinosaur’s bones are currently being held at the National University of Patagonia San Juan Bosco. There are no current ...

A fossil of the 23-foot-long predator could help unlock secrets of an order of dinosaurs that remain poorly understood.

A croc bone locked between the 70-million-year-old predator’s jaws gives scientists a rare look into its life and possibly ...

The finding in Argentina reveals a new megaraptor species that would have ruled at the same time as North America’s T. rex, ...

Over a decade ago, paleontologists discovered a remarkably well-preserved example of a never-before-seen megaraptoran in ...

In a fossil bed dating back 68 million years, scientists discovered the remains of a new species of megaraptor — a lithe, ...

Palaeontologists in Argentina have identified a new species of megaraptor dinosaur named Joaquinraptor casali. This predator ...

The discovery of a giant predator in Patagonia provides exceptional testimony about the end of the age of dinosaurs. The unique position of a fossilized bone opens a window into its ...

The seven-metre predator, found in Chubut Province, lived shortly before the mass extinction some 66 million years ago; Named ...

A fossil from about 66 million years ago reveals a species of dinosaur that is new to science, with claws that would have ...