Each side of Saguaro National Park offers a visitor center with restrooms and watering stations. Visitors will find maps, ...

Arizona hides a treasure that most tourists zoom right past while chasing the state’s more famous attractions – Oracle State Park, a sprawling natural sanctuary nestled in the northern foothills of ...

The Yarrow's spiny lizard lives in a narrow band of the Mule Mountains, but its numbers are declining as temperatures warm ...

Saguaro Park in southeastern Arizona, near Tucson, offers a landscape unlike anything you’ll see elsewhere. The park hosts ...

The U.S. Fish and Wildlife Service has released an initial plan to restore the endangered Sonoyta mud turtle to its native ...

Arizona's vast expanses contain a hidden gem -- a stunning waterfall and swimming hole nestled at the end of a beautiful hike ...

Koki wants to leave the Sonoran Desert to resupply the Tortuga, but Chris and Martin don't want to go until they track down a mysterious lizard. But they'll need the help - and powers - of their ...

As wild burro populations grow, they're putting native vegetation at risk, a new study shows, including the saguaro cactus.

ROCHESTER, N.Y. – Have you ever visited Phoenix, Arizona? Known for its year-round sunshine, Phoenix is situated in the heart of the Sonoran Desert. While the region features some greenery, its annual ...

Biologists with the Arizona Game and Fish Department have released a new study showing feral burros are devastating key plant species in the Sonoran Desert, threatening saguaros and other native ...

Justin Stewart, an ecologist with the Society for the Protection of Underground Networks, collects a sample of soil containing mycorrhizal fungi taken at Saguaro National Park. Credit: Wyatt ...