The term “reptile” comes from the Latin word “reptilia,” meaning “to creep,” and for centuries, scientists and naturalists used it to describe scaly, cold-blooded animals that crawled ...

Animal behavior and cognition experts at the University of Lincoln, U.K., have made new discoveries about reptile sentience ...

The tuatara looks like a lizard, but it isn’t one. Wikimedia Commons, CC BY. An obvious question at this point: if there is no such group of animals called reptiles, then why are there reptile ...

A newly discovered cell helps pythons digest entire skeletons—and might be present in other bone-eating predators, too.

Fossils of the pterosaur were discovered in Petrified Forest National Park. The fossils date back 209 million years.

Both birds and reptiles are descended from the group Reptilia, which are diapsids, or animals with two openings on each side of the skull. So from a phylogenetic standpoint, birds are reptiles ...

Herpetology is the study of amphibians and reptiles. The group began as the Massachusetts Herpetological Society in 1972 and held its first meetings at the Museum of Science in Boston.

Lizards are ancient creatures. They were around before the dinosaurs and persisted long after dinosaurs went extinct. We’ve now found they are 35 million years older than we thought they were.