The Arizona black rattlesnake (Crotalus cerberus) is an unusual and fairly rare venomous species in the American southwest. Its striking physical characteristics, habits, and adaptations are ...

Arizona has 13 species of rattlesnakes and one coral snake species. Snakes are most active from March to October. Rattlesnakes have distinct features like a triangular head and vertical pupils.

With their bold red, yellow and black stripes, Arizona coral snakes look like they are dressed for a venomous Mardi Gras, but don’t let their small size fool you. These secretive serpents pack a ...

Gopher snakes, kingsnakes, coachwhips and glossy snakes are common nonvenomous snakes in Arizona. Nonvenomous snakes are generally harmless, they can bite if threatened. Their bites can cause minor ...