Nearly 100 million years ago, snakes weren’t the sleek, limbless creatures we know today—they still had hind legs and even a ...

It is easy to think of snakes as creatures that were always legless, gliding effortlessly through grass or sand. Yet millions of years ago, their ancestors had four fully formed limbs. The journey ...

The discovery of an ancient snake fossil has changed the way that scientists view the evolution of snakes. About one hundred ...

On very rare occasions, an exceptional fossil is unearthed that provides an extraordinary glimpse into the evolution of a group of organisms. This time, it is the beautifully preserved skull of an ...

A fossil found in Argentina is changing how scientists see the origins of snakes. The remains of __Najash rionegrina__ show ...