This aquatic, secretive garter snake was historically found in all of Arizona’s major watersheds, in addition to the upper Gila and San Francisco headwater streams in southwestern New Mexico. Invasive ...

the U.S. Fish and Wildlife Service today protected 447 stream miles in the Southwest as critical habitat for the narrow-headed garter snake. That amounts to 23,785 protected acres in Arizona and New ...

Two New Mexico river snake species nearing extinction were the subject of a lawsuit filed by a conservation group challenging reductions in habitat land set aside by the federal government for ...