WASHINGTON, Oct 6 (Reuters) - The fossil of a small reptile that inhabited Scotland during the age of dinosaurs 167 million years ago has scientists puzzled. It mixed snake-like traits and lizard-like ...

Some lizards have evolved to be resistant to the venom of snakes, entering into a sort of evolutionary arms race with their limbless cousins. A family of lizards known as varanids has evolved ...

That long, scaly thing slithering on the ground is probably a snake. But there’s a chance it’s not. North Carolina is home to three kinds of legless lizards, also called glass lizards, which look ...

A handout illustration shows a reconstruction of the Jurassic species Breugnathair elgolensis, which possessed characteristics both of lizards and snakes, and lived 167 million years ago, based on ...