Wikipedia: Phasmatodea (Stick Insects)
User-generated article about the order of insects whose members are variously known as stick insects, ghost insects, and leaf insects. Site includes order classification.
Phasmid Study Group, The
Dedicated to the appreciation and preservation of stick and leaf insects.
Leaf and Stick Insects or Phasmids
Fact sheet for the Order Phasmatodea which includes those insect species that eat leaves and resemble leaves or sticks. Features habitat, distribution, appearance, and special members of the order. From Australian Museum Online.