Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Distinct clawed ...

A monitor lizard, which researchers said might look a little like the ancient reptile ancestor that made the footprints - Copyright AFP STR A monitor lizard, which ...

(Reuters) -Seventeen footprints preserved in a slab of sandstone discovered in southeastern Australia dating to about 355 million years ago are rewriting the history of the evolution of land ...

More than 300 million years ago, long before the age of dinosaurs, there lived a four-legged, clawed creature that had evolved to survive and reproduce entirely on land, away from the shark-swarmed ...

KIMBERLY, Ore. – A paleontological discovery has been made in central and eastern Oregon, offering new insights into prehistoric times. According to officials at the John Day Fossil Beds Monument in ...

Fossil claw prints found in Australia were probably made by the earliest known members of the group that includes reptiles, birds and mammals, according to a study published in Nature today. The ...

After a brief rain in part of the ancient supercontinent of Gondwana 350 million years ago, a reptile pressed its small claws into the still-wet ground. Its tracks, which have been discovered in ...