If you’re an Arizonan, you’ve probably heard the tales of the state’s rattlesnakes or experienced them firsthand. There are 13 different kinds of rattlesnakes in Arizona. The Arizona ridge-nosed ...

Extreme heat and drought are putting new pressures on wildlife in Arizona, even species that have adapted to desert conditions over thousands of years. A biologist who studies rattlesnakes had never ...

PHOENIX — Arizona’s third-hottest summer on record — and Phoenix's fourth-hottest summer — is proving fatal for even the most resilient desert species, as saguaros and rattlesnakes are dying in ...

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There are 13 different kinds of rattlesnakes in Arizona. Rattlesnakes are particularly common to see from May to October. While rattlesnakes have earned a reputation for being dangerous, they ...