Not much has changed at Ironwood Forest National Monument since President Clinton set aside the remote swath of mountains and desert west of Tucson in 2000. Only a few paved roads lead into the ...

Desert Tortoises, Mojave and Sonoran Deserts In the arid landscapes ... their massive bodies moving with surprising grace. Manatees are a keystone species in their ecosystem, helping to maintain ...

A rare fossil unearthed in Mongolia's Gobi Desert has led to the identification of a new dinosaur species Duonychus tsogtbaatari. Dinosaurs from the Cretaceous. A biological rule that lasted ...

A rare new species of two-clawed dinosaur has been discovered by scientists in Mongolia's Gobi Desert. The species, named Duonychus tsogtbaatari, was unique within a group of dinosaurs called ...

It’s hard to green the desert. Take China, or Africa’s Sahel region, for example. Their “Great Green Walls,” grand projects to beat back encroaching desert by planting trees, have required ...

In 2007, biologists named these potent molecules after a popular concept in ecology. “Keystone species,” such as starfish in Pacific Northwest tidepools, aren’t abundant, but they have outsize effects ...

With distinctive two-fingered claws, the remains of a previously unknown species of dinosaur suggest ... unearthed the fossil in Mongolia’s Gobi Desert, and the find is unique because the ...

Other species forming the basis of the case are Baudin’s cockatoo, the Australian grayling, Carnaby’s black cockatoo, red goshawk, forest red-tailed black cockatoo and the Tasmanian wedge ...