At a news conference in the western Patagonian city where the news species was found, paleontologists have unveiled what may be one of the largest carnivorous dinosaurs known -- Mapusaurus roseae.

Meet Mapusaurus roseae, the largest carnivore on Earth recorded to date. Paleontologists working in the Patagonian wilderness in Argentina who found the remains of the 41-foot long and 15,000-pound ...

Fossil hunters in Patagonia have unearthed the remains of more than a half-dozen gigantic dinosaurs that appear to have lived and hunted in a pack. Mapusaurus roseae was bigger than Tyrannosaurus rex ...

Remains of an enormous species of carnivorous dinosaur, longer than all other previously identified meat-eating dinos, have been found in Argentina, scientists say. Researchers announced that the ...

Scientists are learning more about what appears to be one of the biggest meat-eating dinosaurs known, a two-legged beast whose bones were found several years ago in the fossil-rich Patagonia region of ...

Scientists are learning more about what appears to be one of the biggest meat-eating dinosaurs known, a two-legged beast whose bones were found several years ago in the fossil-rich Patagonia region of ...

NEW YORK – Scientists are learning more about what appears to be one of the biggest meat-eating dinosaurs known, a two-legged beast whose bones were found several years ago in the fossil-rich ...

A new dinosaur species, one of the largest-known carnivorous dinosaurs, has emerged from the red sandstone of Patagonia, in Argentina, where reptilian giants seem to have thrived 100 million years ago ...

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