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 ...

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 ...

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 ...

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 ...

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 ...

The fossilized remains of what may be the largest meat-eating dinosaur has been discovered in Argentina -- a bus-sized monster that attacked its prey in roving packs, scientists announced Monday. The ...

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 ...

April 17, 2006 — -- Move over, Tyrannosaurus Rex. There's a new dinosaur in town, and he's bigger and badder than you ever were. A ferocious meat-eater named Mapusaurus roseae and weighing almost ...