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

In a new study, researchers said they uncovered part of a skull as well as arm, leg and tail bones from the Lago Colhué Huapi ...

The dinosaur’s bones are currently being held at the National University of Patagonia San Juan Bosco. There are no current plans to put the dinosaur’s remains on display, but Ibiricu said he’ll speak ...

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

Paleontologists in Argentina have discovered a new predatory dinosaur -- the fossils of which contained a crocodile bone ...

A team of paleontologists has discovered a complete set of fossil remains of one of the megaraptors that lived shortly before ...

A fossil from the blustery plains of Patagonia is revising your book on one of the most elusive bands of hunting dinosaurs.

Paleontologists in Argentina have discovered a new predatory dinosaur -- the fossils of which contained a crocodile bone within the dinosaur's mouth.

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

Scientists have discovered a new dinosaur from Argentina that may have used its long arms and claws to capture prey.

In Argentina, scientists have identified Joaquinraptor casali, a new megaraptoran dinosaur species, with a crocodile relative ...

The discovery of Joaquinraptor casali, a new species of megaraptoran dinosaur, in Argentina reveals insights into Cretaceous ...