What is Arizona’s most venomous snake? It turns out, the most poisonous isn't the most dangerous in the state. Here's what to ...

Island rattlesnakes evolved simpler venoms, not more complex ones, challenging long-held beliefs about evolution and survival ...

The four types of venomous snakes native to Kansas all share the same distinctive physical feature, a heat-sensitive pit in ...

A vaccine that helps protect dogs against rattlesnake venom might soon be unavailable, just as rattlesnake season begins in ...

A longstanding theory in evolutionary biology is that venomous predators like rattlesnakes often develop complex venoms in ...

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

A famous actress was left fearing the worst after she was viciously attacked by a huge rattlesnake, leaving her drafting out ...