The fossil record of squamates, encompassing both lizards and snakes, provides an intricate account of evolutionary innovation over millions of years. Fossils elucidate key morphological transitions, ...

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 ...

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 ...

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 ...

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 ...