Leaf Insect Phyllium philippinicum 6-packGeneral Description: Attention! Next day air shipping only! These are sold in groups of 6 insects.. Leaf insects are very closely related to stick insects (they belong to the Order Phasmatodea) and, just as stick insects camouflage themselves as twigs, the leaf insects are superbly camouflaged as a leaf (a process called crypsis). An adult female Philippinicum will measure about 4 inches long, the males are much slender and the length. It is