据美国广播公司(ABC)17日报道，科学家日前在阿根廷发现一种名为Mapusaurus roseae的大型食肉恐龙化石，这种恐龙体重8吨左右，体形超过霸王龙，性情异常凶残。 因为几只恐龙的骨骼化石全部是在同一地点发现的，科学家由此相信这种食肉动物过着群居生活，捕猎 ...

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 ...

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 ...

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.

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 ...

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 ...

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 ...

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 ...

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 ...