Rattlesnakes are the only native venomous snakes in California. Here's where they live and what to do if you are bitten.

Intrigued by this “unusual” change in color, researchers caught several snakes, took a closer look at them, tested their DNA and realized they’d discovered a new species: Trimeresurus cryptographicus, ...

The most venomous snakes in Arizona include rattlesnakes, sidewinders and coral snakes. Here's where they live and how to ...

Snakes are most active from March to October. Rattlesnakes have distinct features like a triangular head and vertical pupils. Arizona is crawling with venomous snakes, and no, that’s not just ...