Anewly described reptile from New Mexico is giving scientists a fresh look at the evolutionary experiments that unfolded before dinosaurs came to dominate Earth. Named Labrujasuchus expectatus, the ...

Learn more about a newly identified Ice Age toad species whose fossils sat unnoticed in a La Brea Tar Pits collection for ...

A 240-million-year-old reptile discovered in Brazil is revealing what evolution looked like just before the rise of dinosaurs ...

Add Yahoo as a preferred source to see more of our stories on Google. A new Triassic fossil reveals a two-legged, beaked reptile that evolved along the crocodile lineage. (CREDIT: Jorge Gonzalez, ...

Discover over 70 new species identified in museum collections, showcasing Earth's hidden biodiversity and the importance of ...

A tiny fossil overlooked for decades at La Brea Tar Pits has turned out to belong to a species previously unknown to science.

Chinese scientists have identified a 244-million-year-old reptile fossil from Southwest China's Yunnan province as the earliest known archosauromorph that was highly adapted to life in water, ...

A tiny, long-necked marine predator that lived 245 million years ago is the oldest reptile ever found with an intact digestive system. The exquisitely preserved fossil, including almost the entire ...

A prehistoric "crime scene" involving a marine reptile eating one of its flying cousins before being killed by the "T-rex of the ocean" has been uncovered in outback Queensland.