A new species of fossil snake unearthed in Wyoming is rewriting our understanding of snake evolution. The discovery, based on four remarkably well-preserved specimens found curled together in a burrow ...

New discoveries of fossil clawed footprints from Australia, published in Nature, push the origin of reptiles back in time by at least 35 million years and change the entire timeline for the origin of ...

Nearly 100 million years ago, snakes weren’t the sleek, limbless creatures we know today—they still had hind legs and even a cheekbone that has almost vanished in modern species. A remarkably ...

In deserts, jungles and swamps around the world, snakes are waging a biochemical war against their prey. When a snake displays its fangs, it’s showing off one of evolution’s greatest weapons. This is ...

Imagine pulling a dusty bone from a museum drawer and realising it doesn’t fit anywhere in nature’s family tree, like finding a puzzle piece from another box. This is what happens when ...

The fossilized skeleton of the newly discovered snake species Hibernophis breithaupti, which lived 38 million years ago in what is now western Wyoming, reveals insights into the evolution and social ...

"I'm stunned." says Per Ahlberg of Uppsala University, who coordinated the study; "A single track-bearing slab, which one person can lift, calls into question everything we thought we knew about when ...