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 / D - Rugose Death Adder (Acanthophis rugosus) mating, NT, Australia

Robert Valentic / Rugose death adder (Acanthophis rugosus) male using caudal luring to attract potential prey, at sunset, Boulia, Queensland, Australia, summer.

Robert Valentic / Rugose death adder (Acanthophis rugosus) from open savannah habitat near Daly Waters in the Northern Territory of Australia.

Edwin Giesbers / Rough-scaled Death Adder {Acanthophis rugosus} Captive, from SE Asia

Robert Valentic / Rugose Death Adder (Acanthophis rugosus) adult female watches and waits to lure prey to its grub-like tail tip, Darwin, Northern Territory, Australia

Robert Valentic / Rugose Death Adder (Acanthophis rugosus) adult female lures prey to its grub-like tail tip, Cape Crawford, Northern Territory, Australia

Robert Valentic / Rugose Death Adder (Acanthophis rugosus) female giving birth, live neonatal babies break out of their amniotic sacs, Darwin, Northern Territory, Australia

Robert Valentic / Rugose Death Adder (Acanthophis rugosus) male wriggling the tip of its tail (caudal lure) to mimic a grub or worm to attract a lizard within strike range, Darwin, Northern Territory, Australia

Robert Valentic / Rugose Death Adder (Acanthophis rugosus) male subadult, NT, Australia

Robert Valentic / Rugose Death Adder (Acanthophis rugosus) adder giving birth, NT, Australia

Etienne Littlefair / Rough-scaled death adder (Acanthophis rugosus), Cox Peninsula, Northern Territory, Australia, November.