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.

A new analysis of the bite strength of 18 species of carnivorous dinosaurs shows that while the Tyrannosaurus rex skull was optimized for quick, strong bites like a crocodile, other giant, predatory ...

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 in 2000 in the Patagonia region of Argentina. The ...

WASHINGTON (Reuters) -Tyrannosaurus subdued prey with raw power, using bone-crushing bite force. But other meat-eating dinosaurs that rivaled T. rex in size used different approaches. Giganotosaurus ...

Long necks, short arms, elaborate frills. Did they each have a purpose? Oct. 11, 2009— -- They were among the largest and strongest creatures to inhabit Earth but, as nature would have it, some ...

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 ...

(Reuters) -A newly identified mid-sized dinosaur from Mongolia dubbed the "Dragon Prince" has been identified as a pivotal forerunner of Tyrannosaurus rex in an illuminating discovery that has helped ...

Large meat-eating dinosaurs attained their great size through very different growth strategies, with some taking a slow and steady path and others experiencing an adolescent growth spurt, according to ...

A new analysis of the bite strength of 18 species of carnivorous dinosaurs shows that while the Tyrannasaurus rex skull was optimized for quick, strong bites like a crocodile, other giant, predatory ...