Native yellow-bellied sea snakes are venomous and can be highly aggressive.

Diamondback watersnakes are among the top snakes you'll find while tubing down the Comal and Guadalupe rivers.

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, ...

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