These ancient crocs weighed about 1,000 lbs, ... Kyung Soo Kim/CU Denver Martin Lockley remarked that nobody was even aware of large bipedal crocs having existed in the Early Cretaceous period.

"Nobody expected such large bipedal crocs," said University of Colorado Denver paleontologist Martin Lockley, a co-author of the study. The ancient discovery lends a new meaning to the phrase ...

The presence of bipedal crocs at the fossil site was unexpected. The discovery does help address another fossil mystery, however. At a different South Korean location known as Gain-ri, there are ...

Ancient footprints first thought to belong to a pterosaur may actually have been made by a large bipedal ancestor of crocodiles that lived about 110 to 120 million years ago.

The 106-million-year-old tracks suggest that other puzzling nearby fossils were also likely made by a bipedal croc ... “The real punchline of our story is we have proof of large bipedal crocs. ...

Nobody expected such large bipedal crocs. “But, like a carnivorous dinosaur, they could also have hunted in shallow water. They likely ate whatever was available. ...

Evidence for bipedalism extends as far back as 4.2 million years ago, perhaps even six million years ago, but stone tools do not appear in the archeological record until 2.6 million years ago—so ...

“No one knew that large bipedal crocs existed in the early Cretaceous,” Lockley tells New Scientist’s Layal Liverpool. The new footprints suggest that the previously discovered tracks belong ...