Robert Valentic / Goliath Stick Insect (Eurycnema goliath) adult female camouflaged, Cooktown, Far North Qld, Australia. Wet Season.

Robert Valentic / Goliath Stick Insect (Eurycnema goliath) female, walking up grass sward near Cooktown, Queensland, Australia, wet season.

Juergen Freund / Two Peppermint stick insects (Megacrania batesii) on a twig, one walking out of frame, Wet Tropics World Heritage Area, Cape Tribulation, North Queensland, Australia.

David Fleetham / Female Macleays spectre stick insect (Extatosoma tiaratum) Queensland, Australia. Large species may grow up to 15 cm and are unable to fly,

Konrad Wothe / Stick Insect in rainforest, Daintree National Park, North Queensland, Australia, October.

Adrian Davies / Stick Insect (Phasmidae) mating pair. Mount Kinabalu, Borneo.

Juan Carlos Munoz / Maclay's stick insect (Extatosoma tiaratum) camouflaged in dead leaves. Captive.

Cyril Ruoso / Phasme / Walking stick insect, unknown species, 1000m altitude, Tarapoto, Amazon, Peru

Cyril Ruoso / Phasme / Walking stick insect, unknown species, 1000m altitude, Tarapoto, Amazon, Peru

Juergen Freund / Peppermint stick insect (Megacrania batesii) on a pandanus leaf, Queensland, Australia.

Juergen Freund / Peppermint stick insect (Megacrania batesii) on a pandanus leaf, Queensland, Australia.

Juergen Freund / Spiny leaf insect (Extatosoma tiaratum) female, Queensland, Australia.