Just 50,000 years ago giants roamed the Australian continent—including a wombat relative the size of a rhinoceros, a monitor lizard as long as a crocodile, a heavy-set kangaroo and a “marsupial lion.” ...

An Ice Age bird that weighed twice as much as an ostrich was adapted for the water, say a team of researchers who recently studied fossils from creature, which went extinct about 45,000 years ago.

Paleontologists have made an "amazing" fossil discovery in Australia that has shed new light on a giant and enigmatic prehistoric goose-like bird. A team from Flinders University in Australia ...

WASHINGTON, Oct 9 (Reuters) - In western North America during the twilight of the dinosaur age, the unquestioned ruler was Tyrannosaurus rex, one of the largest terrestrial predators in Earth's ...

WASHINGTON, Aug 15 (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.