Robert Valentic / Central bearded dragon (Pogona vitticeps) basking in mallee / heathland habitat on the Murrayville Track in the Big Desert Wilderness of north-western Victoria, Australia.

Robert Valentic / Heath Monitor (Varanus rosenbergi) male enacting a threat display, in mallee/heath habitat near Pinnaroo, South Australia.

Robert Valentic / Rough-scaled death adder (Acanthophis rugosus) waving tip of tail as a lure to entice prey within striking range. Mount Isa, Queensland Australia.

Robert Valentic / Striped legless lizard (Delma impar) female, in volcanic plain near Reedesdale in central Victoria, Australia.

Robert Valentic / Eastern brownsnake (Pseudonaja textilis) juvenile. Australia.

Robert Valentic / Coastal taipan (Oxyuranus scutellatus) tasting air, Julatten, north Queensland, Australia,

Robert Valentic / Lowland blotched blue-tongue (Tiliqua nigrolutea) on a coastal bluff in the Bay of Fires region of north-eastern Tasmania, Australia, spring.

Robert Valentic / Eastern tiger snake (Notechis scutatus) female, Yarra River corridor in suburban Melbourne, Victoria, Australia, in mid-summer. She is in a defensive pre-strike position with hood expanded, accompanie...

Robert Valentic / Red-bellied Blacksnake (Pseudechis porphyriacus) basking on rock, Lerderderg Gorge, Victoria, Australia, February.

Robert Valentic / Phuket horned tree lizard (Acanthosaura phuketensis) near Bang Pae Waterfall, Khao Phra Thaew NP, Phuket Island, Thailand.

Robert Valentic / Portrait of an adult Three-toed Earless Skink (Hemiergis talbingoensis) Tallarook, Goulburn River in central Victoria, Australia.

Robert Valentic / Monocled cobra (Naja kaouthia) on rubber plantation at Phak Lok, Phuket Island, Thailand .