Black-headed Monitor

Order Squamata; Suborder Lacertilia; Family Varanidae; Scientific name: Varanus tristis; Subspecies: tristis; Common name: Black-headed Monitor; Alternative common name: Black-headed Goanna – Distribution in Australia: Subspecies tristis is found throughout most of Western Australia except the south and the northern and eastern Kimberley, through western two thirds of the Northern Territory and north-western South Australia.