A fungus that has killed millions of bats across North America has arrived in Arizona, state wildlife officials announced on Thursday.

With threats of avian flu and lead poisoning, biologists are working overtime to care for a species that nearly went extinct.

In the Arizona desert, researchers are learning so much more about the peoples who have inhabited this land since antiquity ...

A man from Eloy has become the first rattlesnake bite case treated by Banner Health in 2025. Officials with the health system ...

Game and Fish officials urged owners who hike in Pantano Wash in Tucson to keep pets on a leash due to more than 30 animals found dead, as of Feb. 5.

In the vast urban sprawl of Arizona, the habitat of the tiny western burrowing owl is being destroyed—prompting ...

Arizona's state bird fends for itself against predators in the desert, making its home in prickly plants. Here's what to know ...

One of the hottest teams in college basketball faces a tought test when Arizona travels to Arizona State for a high-stakes rivalry Saturday matchup on CBS. The Wildcats (14-6, 8-1 Big 12 ...

It's called Malo kingi, aka the "common kingslayer," a jellyfish that's one of the most venomous animals on the planet. It is ...

Every winter, more than 65,000 guests from around the globe descend upon Tucson, AZ, to buy, sell, trade, and bear witness to rare and enchanting gems, minerals, and fossils at more than 50 gem show ...

"It's just an unusually high number of dead animals for it to be some type of coincidence," a representative told Newsweek.