Joshua trees' only pollinator -- whose evolution has synced with the predictably timely blossoming of their flowers.

Southern California’s iconic Joshua trees are flowering months ahead of schedule, baffling scientists and raising fears about ...

Joshua trees rely on a single moth species to reproduce.

Note: This story is intended to be listened to. Text associated below is simply a transcript of the audio but does include some great visuals. “My name is Kathryn Busby and I’m a wildlife biologist ...

In a wilderness area at the northwest corner of Joshua Tree National Park, ecologist Lynn Sweet treks across the high desert as raucous pinyon jays swoop overhead. She navigates carefully across the ...

If there’s one thing yucca plants don’t need, it’s excessive pampering. These plants naturally grow in the arid regions of the American Southwest, Mexico, and the Caribbean—so they can handle droughts ...