Desert birds, already living at the extremes, are among the first to signal the consequences of a hotter planet. But all of ...

Desert birds live on the edge. Summer heat can rise to lethal levels above 115 degrees. In drought, an entire year may pass with just an inch of rain.

A Greater Roadrunner zoomed into view and hopped atop one of the tee boxes to survey its surroundings. I focused my ...

Desert birds lay larger eggs when they have more helpers to feed their chicks, new research shows. White-browed sparrow weavers live in family groups in which only a dominant pair breeds and their ...

How they did it — The researchers compared 34 small mammal species, including rodents, and 134 bird species at dozens of sites across the Mojave Desert and Joshua Tree National Park. In order to ...

Southwestern desert birds live on the edge but have adapted over time. Now the evidence suggests they are struggling to adapt to rapid climate change.