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

Robert Valentic / Eastern brownsnake (Pseudonaja textilis) female s threat display. Merri Creek, Melbourne, Victoria, Australia. January.

Robert Valentic / Strap-snouted brown snake (Pseudonaja aspidorhyncha) in pre strike position.Westmar, inland south-eastern Queensland, Australia.

Doug Perrine / Olive sea snake (Aipysurus laevis) and scuba diver on seamount, Kei ( or Kai ) Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean.

Doug Perrine / Olive sea snake (Aipysurus laevis) on seamount, Kei Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean

Jiri Lochman / Eastern brown snake (Pseudonaja textilis), Queensland, Australia, October.

Mike Wilkes / Brown Snake Eagle (Circaetus cinereus) perched in Acacia tree, Serengeti, Tanzania.

Robert Valentic / Eastern brown snake {Pseudonaja textilis} melanotic female in pre-strike posture, Bundaburg, Queensland, Australia

Robert Valentic / Eastern brown snake {Pseudonaja textilis} female in pre-strike posture, responsible for most fatal snake bites in Australia, Bundaberg, Queensland, Australia

Robert Valentic / Eastern brown snake {Pseudonaja textilis} male with tongue flickering, Victoria, Australia

Robert Valentic / Eastern brown snake strike pose {Pseudonaja textilis} Victoria, Australia.

Michael & Patricia Fogden / Vine Snake (Oxybelis argenteus) hanging from tree, Amazon rainforest, Ecuador