Dead leaf mantis Deroplatys desiccata at Bugworld in Bristol Zoo, Bristol, England.
If alarmed it lies motionless on the rainforest floor, disappearing among the real dead leaves. It eats other animals up to the size of small lizards. From the island of Madagascar, Africa

Photographed by Adrian Pingstone (http://commons.wikimedia.org/wiki/User:Arpingstone) in December 2005 and released to the public domain.

URL http://en.wikipedia.org/wiki/Image:Bristol.zoo.dead.leaf.mantis.arp.jpg