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.

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 / Peppermint stick insect head (Megacrania batesii) Queensland, Australia.

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

Piotr Naskrecki / Indigo Walking Stick (Megacrania nigrosulfurea) sub-adult, New Britain, Papua New Guinea

Piotr Naskrecki / Indigo Walking Stick (Megacrania nigrosulfurea), New Britain, Papua New Guinea

Piotr Naskrecki / Indigo Walking Stick (Megacrania nigrosulfurea) exhibiting aposematic coloration, Papua New Guinea

Piotr Naskrecki / Indigo Walking Stick (Megacrania nigrosulfurea), Papua New Guinea

Nick Upton / Giant stick insect {Megacrania tsudai} Taiwan, endemic

Bruce Thomson / Peppermint stick insect (Megacrania batesii) sheltering in Pandanus frond (food plant), Cape Tribulation, Queensland, Australia.

Bruce Thomson / Peppermint stick insect (Megacrania batesii) sheltering in Pandanus frond (food plant), Cape Tribulation, Queensland, Australia.