Pete Oxford / Osborne's Lancehead (Bothrops osbornei) juvenile showing differently colored tail tip used for caudal luring, native to South America

Michael & Patricia Fogden / Desert Death Adder (Acanthophis pyrrhus) coiled in desert using tip of tail as a lure, an example of caudal luring, Australia

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

Pete Oxford / Osborne's Lancehead (Bothrops osbornei) juvenile showing differently colored tail tip used for caudal luring, native to South America

Pete Oxford / Osborne's Lancehead (Bothrops osbornei) juvenile showing differently colored tail tip used for caudal luring, native to South America

Chien Lee / Schultz' Pit Viper (Trimeresurus schultzei) showing red tail tip used for caudal luring, Thumb Peak, Palawan Island, Philippines

Pete Oxford / Mangshanen Pit Viper (Trimeresurus mangshanensis) camouflaged on moss showing caudal luring behavior, native to China

Pete Oxford / Mangshanen Pit Viper (Trimeresurus mangshanensis) camouflaged on moss showing caudal luring behavior, native to China

James Christensen / Eyelash Viper (Bothriechis schlegelii) showing caudal luring behavior, western slope of the Andes Cloud Forest, Mindo, Ecuador

James Christensen / Eyelash Viper (Bothriechis schlegelii) showing caudal luring behavior, western slope of the Andes Cloud Forest, Mindo, Ecuador

Michael & Patricia Fogden / Two-striped Forest Pit Viper (Bothrops bilineatus) coiled on rainforest floor using tip of tail as lure, an example of caudal luring, Amazon, Peru

Michael & Patricia Fogden / Death Adder (Acanthophis antarcticus) venomous snake uses tail to lure prey, an example of caudal luring, captive, Australia