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Exhibiting the sexual dimorphism of many similar insects (particularly other phasmids as well as mantises), males are small and thinner, less than 9-10 cm long while females are typically 14 cm in length. The male has enlarged hind leg femurs with a curved spine or thorn on the underneath side, large enough to be used as a fish hook in New Guinea.
Extatosoma tiaratum, commonly known as the spiny leaf insect, the giant prickly stick insect, [2] Macleay's spectre, [3] or the Australian walking stick, is a large species of Australian stick insect. [4] [5] The species has the Phasmid Study Group number PSG9. [6]
The Phasmatodea (also known as Phasmida or Phasmatoptera) are an order of insects whose members are variously known as stick insects, stick bugs, walkingsticks, stick animals, or bug sticks. They are also occasionally referred to as Devil's darning needles , although this name is shared by both dragonflies and crane flies. [ 1 ]
As of 2019 Raid Ant & Roach Killer contains pyrethroids, imiprothrin, and cypermethrin; [3] other products contain tetramethrin and prallethrin as active ingredients. [4] Raid Flying Insect Killer, a spray, uses piperonyl butoxide and D-phenothrin. [5] The brand was sold as Ridsect for Malaysian market.
Eurycantha calcarata Lucas, 1869 - Giant Spiny Stick Insect (synonym E. sifia Kirby, 1904) Eurycantha coriacea (Redtenbacher, 1908) Eurycantha horrida Boisduval, 1835
The heaviest of this widespread, varied complex of insects is the Little Barrier Island giant weta, Deinacrida heteracantha, of New Zealand; one specimen weighed 71 g (2.5 oz) and measured nearly 10 cm (3.9 in), [2] giving it one of the largest insect weights ever known. These heavyweight insects can be over 9 cm (3.5 in) long.
An invasive season of stink bugs was predicted this year by researchers at Washington State University, who pointed to a study that concluded: “Changing weather could increase suitable habitat ...
Spinotectarchus acornutus is a species of stick insect endemic to New Zealand. It belongs to the family Diapheromeridae, and is the only member of the genus Spinotectarchus. [1] It is commonly referred to as the spiny ridge-backed stick insect.