Death Valley June beetle Concern by the United States Fish and Wildlife Service. The California Department of Fish and Game considers the beetle a "Special Animal" of high conservation need. Death Valley June beetle The Death Valley June beetle ("Polyphylla erratica") is a scarab beetle in the subfamily Melolonthinae. It is only known to occur in the drainage basin of the Amargosa River in the southwestern United States. Saltgrass communities, such as those at Saratoga Springs in Death Valley, provide habitat for the insect at all stages of its life. Predators of the beetle include coyotes, ravens, and shrikes, the last of which are
Death Valley low. As recently as July 12, 2012, the low temperature at Death Valley dropped to just after a high of on the previous day. The only other location which matches Death Valley's overnight low temperature of 107 °F in recent years is Khasab Airport in Oman, which also recorded a low of on June 27, 2012, and later one of on June 21, 2017. Also on July 12, 2012, the mean 24-hour temperature recorded at Death Valley was , which makes it the world's warmest 24-hour temperature on record. The average annual precipitation in Death Valley is , while the