Robert Valentic / Barkly Death Adder (Acanthophis hawkei) aged 11 months. Captive bred, both parents from Anthony Lagoon on the Barkly Tableland in the Northern Territory, Australia.

Robert Valentic / Barkly death adder (Acanthophis hawkei) juvenile, Barkly Stock Route, Northern Territory, Australia. May.

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

Robert Valentic / Barkly death adder {Acanthophis hawkei} female wriggling the tip of its tail (caudal lure) to mimic a grub or worm to attract a lizard within strike range, Northern Territory, Australia

Peter Nearhos / John Downer Pr / Australian Death adder lures its prey by waving the tip of its tail like a writhing grub (Resolution restriction - image digitised from film, 'Weird Nature' tv series)

Etienne Littlefair / Floodplain death adder (Acanthophis hawkei), Adelaide River floodplain, Northern Territory, Australia, February.