Joaquinraptor probably fed on plant-eating dinosaurs including juveniles of the enormous long-necked titanosaurs that populated the area, duck-billed hadrosaurs and possibly others.

Paleontologists may have discovered when plant-eating dinosaurs evolved their long necks after a new species of ...

High in the remote folds of the Andes, at more than 3,000 meters above sea level, Argentine researchers have unearthed ...

Argentinian scientists have found fossilized bones of one of the world's oldest dinosaur species in the Andes Mountains, the ...

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 ...

Researchers in the Andes of Argentina discovered one of the oldest known dinosaurs as a species new to science. Lucas Fiorelli (CRILAR-CONICET), Martín Hechenleitner (CRILAR-CONICET) and Léa Leuzinger ...

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

The find is from a mysterious group of dinosaurs called megaraptorans, which were known for their stretched-out skulls and ...

The almost complete skeleton of a previously unknown species, Huayracursor jaguensis, has been found in northwest Argentina, ...

Paleontologists say a newly discovered species from Argentina's high-altitude Andes provides an evolutionary hint to how ...

Discovery published by CONICET scientists in prestigious 'Nature' scientific journal. Fossils are some 230 million years old.

This image shows an artist's illustration of the newly discovered dinosaur Joaquinraptor casali with an ancient crocodile relative's front leg in its mouth. (Andrew McAfee, Carnegie Museum of Natural ...