Desert ecosystems are some of the most richly diverse in the world and yet they are one of the most threatened ecosystems on the planet. Deserts, which account for one-third of the earth’s land mass, ...

(CNN) — Inside a Mojave aster flower, a tiny bee is fast asleep. At night, the pale lavender petals close, providing a safe resting place. In the morning, as birdsong rings out across the desert, the ...

Worldwide, introduced non-native herbivores have the potential to threaten native ecosystems. For example, in western North America, uncontrolled numbers of feral horses and burros are threatening ...

From pinyon pines to ocotillos, plants in the Sonoran Desert are shifting where they grow in response to climate change, and many of the plants aren’t thriving in their new ranges, according to a new ...

Some of the Southwest’s most iconic desert trees are running for their lives in what could be a grim harbinger for more temperate ecosystems across the West. A study in Functional Ecology offers ...