In the Mojave and Colorado deserts, tortoises are generally found below 4,000 feet in Joshua tree-Mohave yucca communities, creosote bush-saltbush scrub habitats, and some ocotillo-creosote habitats.

LAS VEGAS— The U.S. Fish and Wildlife Service announced today it will consider Endangered Species Act protection for the Mojave poppy bee. Today’s positive finding comes in response to a petition ...