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 ...

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

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 ...

A fossil unearthed in Argentina of a newly identified species of meat-eating dinosaur is providing insight into a poorly ...

Speedy megaraptor Joaquinraptor casali had big arms and claws like hedge trimmers that would have made T. rex's forelimbs ...

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

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

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

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

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

Scientists announced Tuesday the discovery of a new dinosaur in Patagonia, Argentina, with a crocodile bone in its jaw.

Scientists have discovered a new species of dinosaur, Joaquinraptorcasli in Patagonia, Argentina, feasting on an ancient ...