Arizona Bird Call

<p>A report on research regarding shorebird use of the Colorado River Delta by millions of shorebirds in migration. Highlights from the Northern Arizona Audubon Society August newsletter. A closeup of the Lark Bunting...

<p>The Crested Caracara, a desert scavenger and sometimes breeder in Arizona's Sonoran Desert, was spotted recently in Canada. Locals say it has been observed repeatedly and may be a year-round resident. The bird was...

<p>A report on the release of five more California Condors at Vermilion Cliffs National Monument in northern Arizona. This is the fifth year that new endangered condors have been introduced into to the wild through a...

<p>A recent study by the Nature Conservancy confirms that thinning of forests here in the Southwest is good for trees and the wildlife sustained by them, including birds. An Audubon sponsored project involving scores of...

<p>Arizona Game and Fish Department statement encouraging the public to not feed wildlife. Doing so has the potential to spread diseases and encourage dangerous encounters with humans. Birdability update on innovative...

<p>A report on new research showing that Arizona Bald Eagles are expanding their ranges to include regions of the Northwestern United States. A description of how birds conform to Zipf's Law, a pattern of communication...

<p>A report on the Colorado River Oxbow Bridge collapse August 8, 2025. The bridge connected Cibola, Arizona to Palo Verde, California in the vicinity of the Cibola Wildlife Refuge. A description of the Sierra Madre...

<p>Arizona Game and Fish Department is receiving reports of coyotes and other canids with Canine Distemper, an infectious and sometimes fatal disease that, while not a threat to humans can be transmitted to unvaccinated...

<p>Scientists have discovered that plants and animals, primarily insects but including birds, communicate by exchanging information through sound. This development has upended long-held scientific assumptions and is...

<p>Recently ornithologists have determined that Black-capped and Mountain Chickadees, both familiar to Arizona birders, are interbreeding in the state altering certain behavioral and appearance characteristics known to...

<p>Birds are classified scientifically using a system devised by the Swedish naturalist Carl Linnaeus during the 18th Century. That system, titled Systema Naturae in Latin, has been adopted internationally. It undergoes...

<p>Birding web cams are growing in popularity, and some ornithologists think they may soon begin to make significant contributions to bird science. Bird of the episode: Band-tailed Pigeon. Birding hotspot: Upper Little...

<p>A report on progress being made in documenting bird species found in underbirded area of Arizona. Bird of the episode: American White Pelican. Birding hotspot: Coon Bluff in the Tonto National Forest. Friend of...

<p>An in-depth look at the Bald Eagle, native to North America and historically considered to be the epitome of avian dominance. But it is a complicated story that may not be so simple, or accurate. A report on the...

<p>Report on a movement to reconsider rules - or lack of them - regarding extraction of water from Arizona aquifers as wells in some parts of the state run dry. A report on the surprising presence of fireflies in...