Add Yahoo as a preferred source to see more of our stories on Google. As monsoon rains bring much needed water to Arizona’s deserts, you may notice some of the state’s beloved shell-backed reptiles on ...

Environmental groups filed a lawsuit against the federal government over its recent reapproval of the Northern Corridor, continuing a decades-long saga over highway through desert tortoise habitat.

Add Yahoo as a preferred source to see more of our stories on Google. A federal judge has partly ruled in favor of environmental groups challenging what one called a vast "spaghetti" network of ...

Six environmental and conservation groups are challenging the government's decision to move forward with a road project through a section of a conservation area in southwest Utah.

The San Diego Zoo Wildlife Alliance and The Living Desert Zoo and Gardens have reintroduced 70 critically endangered Mojave desert tortoises to their native habitat on Edwards Air Force Base. The ...

The Biden administration previously blocked the proposed 4.3-mile highway through the Red Cliffs National Conservation Area — ...

This paper describes an interdisciplinary study of the habitat requirements of threatened desert tortoises (Gopherus agassizii) on eight 225-ha study plots in a 14 000 ha study area near the southern ...

The animals are also vulnerable to a range of deadly diseases such as upper respiratory illnesses and the shell disease cutaneous dyskeratosis, which softens their shells. Finally, as climate change ...

Spotting a Mojave Desert tortoise is increasingly difficult in the American Southwest. The tortoises, with their unmistakable domed patterned shells, live in California, parts of Nevada, Arizona and ...

The desert tortoise was first listed as threatened in 1990.

A federal judge has partly ruled in favor of environmental groups challenging what one called a vast "spaghetti" network of popular off-road vehicle routes in the Mojave Desert, which they charge are ...