Evolution has resulted in the development of both herbivores and carnivores -- but how? What type of food did extinct vertebrates eat? And how can we gain insight into the diets of these creatures? In ...

A tiny ancient reptile just revealed the moment breathing as we know it began — and it changed life on Earth forever.

A remarkably preserved, mummified reptile from 289 million years ago is rewriting what we know about how animals first ...

You're hiking down a trail. It's a trail not only through lush forests, but over mountains, too. A journey into a wonderous land whose flora and fauna are plentiful. There's a signpost up ahead: ...

From navigation to social behavior to personality, scientists are rewriting what it means to be a clever snake. Here’s what we know, according to research. Snakes have long been cast as cold, ...

Most headlines about invasive species focus on snakes. Burmese pythons in Florida, brown tree snakes in Guam, and Boa ...