Adjacent to the main park, the Sonoita Creek State Natural Area offers an additional 9,000 acres of protected land where hikers can wander through surprising cottonwood-willow forests that seem to ...

Especially when some of the world's best bird-watching can be found within America's borders, in places as pretty as northern ...

A rural legal aid group is suing the California Department of Food and Agriculture for refusing to disclose the locations of ...

The closest year-round populations of Mexican jays are in the Gila, where extreme drought and wildfires have decimated the ...

The two tree species have invaded much of the American Southwest since being introduced because they reproduce quickly and ...

Patagonia Lake State Park is 265 acres of shimmering blue water surrounded by rolling hills and mesquite trees—the kind of place that makes you want to check your GPS to confirm you’re still in ...

On a 2009 hike in the Huachuca Mountains of southeastern Arizona, a group of birders heard an otherworldly, ethereal bird ...

In the context of all known animal species, mammals are relatively rare — far less numerous than many other groups of animals ...

This episode looks at the shrinking of the nectar landscape and native plants and how that could impact the migration patterns of hummingbirds in the desert of Arizona.

In this newsletter, beavers that parachute; the crab population off Alaska falls; fox vs. frog ... and nearly 500 species of ...