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 / 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 .

Robert Valentic / Short-nosed fruit-bat (Cynopterus brachyotis) roosting, Ko Chang Island, Thailand.

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 / Following the desert rains a Holy cross frog {Notaden benneti} comes to the surface after a long period underground, Nyngan, New South Wales, Australia

Robert Valentic / Mulga dragon (Diporiphora amphiboluroides) male, Sandstone, Western Australia.

Robert Valentic / Mulga dragon (Diporiphora amphiboluroides) male, Sandstone, Western Australia.

Robert Valentic / Lowland copperhead snake (Austrelaps superbus) sub adult female, upper Merri Creek in northern metropolitan Melbourne, Australia.

Robert Valentic / Inland Carpet Python (Morelia spilota metcalfei) adult basking on fallen log, Mount Meg, Victoria, Australia.

Robert Valentic / Gilbert's Dragon (Lophognathus gilberti) male in riparian rainforest in the Lawn Hill National Park, Gulf of Carpentaria, Queensland, Australia.

Robert Valentic / Gibber Dragon (Ctenophorus gibba) male, near Marree in central South Australia.

Robert Valentic / Eastern Bearded Dragon (Pogona barbata) subadult in threat display, Brigalow habitat near Moonie, Queensland, Australia.

Robert Valentic / Crested dragon (Ctenophorus cristatus) male basking on a fallen log in chenopod shrubland habitat near Balladonia, Nullarbor Plain, Western Australia.

Robert Valentic / Claypan dragon (Ctenophorus salinarum) male basking on a chenopod shrub, along the margin of an arid salt lake near Kalgoorlie, Western Australia.

Robert Valentic / Burn's dragon (Amphibolurus burnsi) male lizard, Brigalow habitat near Hebe, Queensland., Australia, January.

Robert Valentic / Western netted dragon (Ctenophorus reticulatus) male, from Paynes Find, Western Australia.

Robert Valentic / Western Bearded Dragon (Pogona minor) subadult basking on a mulga branch near Carnarvon, Western Australia.

Robert Valentic / Weasel skink (Saproscincus mustelinus) Merri Creek, Melbourne, Victoria, Australia.

Robert Valentic / Weasel skink (Saproscincus mustelinus) from the Merri Creek, Melbourne, Victoria, Australia.

Robert Valentic / Strap-snouted brownsnake (Pseudonaja aspidorhyncha) female rearing up at a perceived threat in a pre-strike posture. Westmar, Queensland, Australia.

Robert Valentic / Strap-snouted brown snake (Pseudonaja aspidorhyncha) basking in the late afternoon,levee near Quilpie, Queensland, Australia.

Robert Valentic / Speckled brown snake (Pseudonaja guttata) subadult, black soil plains in the channel country near Boulia, Queensland, Australia.

Robert Valentic / Speckled brown snake (Pseudonaja guttata) sub adult from the black soil plains in the channel country near Boulia, Queensland, Australia.

Robert Valentic / Southern Water Skink (Eulamprus tympanum) male basking along the Upper Merri Creek, Victoria, Australia.

Robert Valentic / Small-eyed snake (Cryptophis nigrescens) emerging at dusk for foraging, northern suburbs of metropolitan Melbourne, Victoria, Australia.

Robert Valentic / Red-bellied blacksnake (Pseudechis porphyriacus) female from the upper Pambula River, New South Wales, Australia.

Robert Valentic / Central netted dragon lizard (Ctenophorus nuchalis) male basking on arid sand plain near Laverton, Western Australia

Robert Valentic / Red-bellied Blacksnake (Pseudechis porphyriacus) female, upper Pambula River, NSW, Australia, spring. Controlled conditions

Robert Valentic / Pink-tailed Worm Lizard (Aprasia parapulchella) male from the whipstick mallee habitat near Bendigo in central Victoria, Australia, November. Controlled conditions

Robert Valentic / .

Robert Valentic / Ingram's Brown Snake (Pseudonaja ingrami) male adopting a typical defensive posture, Hamilton Channels near Boulia in far western Queensland, summer. Controlled conditions

Robert Valentic / Ingram's Brown Snake (Pseudonaja ingrami) female from the Hamilton Channels near Boulia, far western Queensland, Australia. Controlled conditions

Robert Valentic / Haswell's frog (Paracrinia haswelli) male, Pambula Beach, New South Wales, Australia. Controlled conditions

Robert Valentic / Gippsland Water Dragon (Intellegama lesuerii howittii) male, upper Pambula River, New South Wales, Australia. Controlled conditions

Robert Valentic / Common Garden Skink (Lampropholis guichenoti) subadult in urban garden, Cragieburn, Victoria, Australia. Controlled conditions

Robert Valentic / Bougainvilles skink (Lerista bougainvillii) ironbark woodland habitat near Bendigo, Victoria, Australia. Controlled conditions

Robert Valentic / Bibron's toadlet (Pseudophryne bibronii) Whipstick Mallee habitat near Bendigo in central Victoria, Australia. Controlled conditions

Robert Valentic / Strap-snouted brownsnake (Pseudonaja aspidorhyncha) female, Mulga habitat near Charleville, Queensland, Australia Controlled conditions

Robert Valentic / Spotted Marsh Frog (Limnodynastes tasmaniensis) male, Melbourne, Australia, urban wildlife, late winter Controlled conditions