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 ...

Add Yahoo as a preferred source to see more of our stories on Google. In Arizona, rattlesnakes aren’t just desert dwellers — they’re practically celebrities. With 13 species slithering around, they’ve ...

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, ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Finding good data to determine trends in the exotic reptile ...

An 11-year-old fossil hunter helped scientists discover remains of a giant marine reptile that lived about 202 million years ago and may have been the largest sea reptile ever.

In Arizona, rattlesnakes aren’t just desert dwellers — they’re practically celebrities. With 13 species slithering around, they’ve earned their spot as an unofficial symbol of the Southwest. The ...

Rattlesnakes are common in Arizona, especially from March to October. Rattlesnakes are venomous and should be treated with caution. Most bites are not fatal with prompt medical treatment. The Mojave ...