The groups petitioned to restore the tiny owl’s “endangered” status across the Sonoran Desert of Arizona and northern Mexico in 2007. Although the agency acknowledged that the pygmy owl faces many ...

Despite agreeing the owls are threatened in the Sonoran Desert region, FWS issued a final decision in 2011 denying protections. Conservation groups sued again, ...

Phoenix, Arizona — In a desert valley outside Tucson lives a fierce predator that weighs less than a deck of cards. The cactus ferruginous pygmy owl, which nests in the Sonoran Desert’s iconic ...

A new U.S. Fish and Wildlife Service policy took effect July 31. Wildlife groups say the policy will make it harder to protect species. An owl that lives in the Sonoran desert is named in plans to ...

The population of pygmy owls in Arizona is perilously small, likely numbering fewer than 50 birds. Likewise, in northern Sonora, surveys demonstrate that pygmy owls have been declining. As ...

The breeding season for elf owls in the southwest Sonoran Desert occurs in May and June. Males will sing loudly through the night to both impress a female and defend his territory.

Once, our daughter got to meet one of the tiny cactus ferruginous pygmy-owls that are native to the Sonoran Desert where we live. The bird weighed about 2 1/2 ounces and stood less than 7 inches tall.

This pygmy-owl, a subspecies of the more widespread ferruginous pygmy-owl, is a 6- to 7-inch tall predator that inhabits portions of the Sonoran Desert, the south of Texas, and northeast and ...

What can save the desert's most tenacious birds? Tiny underground apartments. In the vast urban sprawl of Arizona, the habitat of the tiny western burrowing owl is being destroyed—prompting ...

A desert owl that's just six inches long is set to be taken off the federal government's endangered species list, drawing praise from developers but protests from environmentalists.

Environmental groups say a tiny desert owl that makes its nest inside cavities of Arizona's saguaro cactus has a new chance for federal protection. 1 weather alerts 1 closings/delays.