The Arizona striped whiptail (Aspidoscelis arizonae) is a species of whiptail lizard endemic to the United States. This is a species of lizards that lives in Arizona's grassy desert areas and is normally found hiding in desert shrubs. They are approximately 72 millimetres (2.8 in) long, and, like all whiptails, they have a noticeably long whiplike tail hence the name whiptail and they are fast runners .