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

A man is shockingly surprised when he goes to put on his running shoes and discovers a venomous rattlesnake that slithers out ...

For the second summer, hundreds of rattlesnakes in a Colorado "mega den" are being livestreamed as part of Project RattleCam.

Researchers at the University of South Florida are uncovering new clues about how animals evolve by studying rattlesnake ...

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

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

On remote islands in the Gulf of California, scientists uncovered a surprising twist in rattlesnake evolution: simpler venom ...

Learn more about how shifting biodiversity has resulted in a surprising evolutionary change for rattlesnake venom.

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 ...

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