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

Snake bites are most common between April and October, and immediate medical attention is crucial if bitten. The survival rate of rattlesnake bites is high with proper treatment, but avoiding ...

Mexican small-headed rattlesnakes, scientifically known as Crotalus intermedius, are a “poorly known” species of venomous snake native to Mexico, researchers said. They are most active during ...

Dr. Dale Wallis, who developed the Crotalus Atrox Toxoid vaccine with her partner Jim Wallis after their cats were nearly killed by rattlesnakes over 20 years ago, said the vaccine has been ...