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

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

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

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

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

MYN / Lily Kumpe / Giant prickly stick insect (Extatosoma tiaratum), Queensland, Australia. meetyourneighbours.net project

John Abbott / Macleay's Spectre (Extatosoma tiaratum) captive at the University of Texas.

Chris Mattison / Macleay's spectre stick insect (Extatosoma tiaratum), captive, occurs Australasia

Chris Mattison / Macleay's spectre stick insect (Extatosoma tiaratum), captive, occurs Australasia

Bruce Thomson / Spiny leaf insect (Extatosoma tiaratrum) female camouflaged on leaf, large phasmid found in Eucalypt (Myrtaceae) trees, Toowoomba, Queensland, Australia.

Juergen Freund / Spiny leaf insect (Extatosoma tiaratum) pair mating. Far North Queensland, Australia.

Juergen Freund / Spiny leaf insect (Extatosoma tiaratum) pair mating. Far North Queensland, Australia.