The largest track from the current find was 18.5 inches long. "The hip height of that theropod would have been about the same as the full height of a tall, modern-day human—or a bit more than ...

What ties theropods together is that they have hollow bones and three-clawed toes on each of their limbs. Besides this, they had a lot of varying qualities. Some had large scales; others had small ...

rex and other big theropods were likely covered by the lips. The teeth did not stick out when its mouth was closed, with just lips visible even in a wide open bite. Some large monitor lizards ...

But new research suggests that this classic image might be wrong. The teeth on T. rex and other big theropods were likely covered by scaly lips, concludes a study published Thursday in the journal ...

But new research suggests that this classic image might be wrong. The teeth on T. rex and other big theropods were likely covered by scaly lips, concludes a study published Thursday in the journal ...

In the case of dinosaurs, most bite traces that have been documented to date have been attributed to large Tyrannosaurs—a family of carnivorous theropods known primarily from fossils found in ...

In almost 200 years of collecting, no theropod based on reliable data was much longer than 40 feet. There seemed to be a limit to how big two-legged animals could get. More: The Dunk got shrunk?

“Our evolutionary model demonstrates that large theropods such as Allosaurus could have evolved to subsist on sauropod carrion as their primary resource,” the authors wrote in a statement.

A discovery of dinosaur tracks on Australia’s southern coast — dating back to the Early Cretaceous when Australia was still connected to Antarctica — indicates that large theropod dinosaurs ...

But new research suggests that this classic image might be wrong. The teeth on T. rex and other big theropods were probably covered by scaly lips, concludes a study published Thursday in the ...