Gall-inducing insect Gall-inducing insect A gall-inducing insect is any insect that can cause the growth of galls within plants. The term gall fly is also used to cover these species, although most are not true flies. There are several groups of insects that meet this description. They include the gall wasps, scales, gall midges, aphids, psyllids and certain species of leafminer flies. Galls are growth deformities induced in certain plants by various insects which are mostly species-specific. The gall's form or type depends on what organism is attacking the plant and where the plant is being attacked. Based on the form, there
Myrmecia (ant) the venoms from these ants are among the most toxic in the insect world. In Tasmania, 3% of the human population are allergic to the venom of "M. pilosula" and can suffer life-threatening anaphylactic reactions if stung; many human deaths have been recorded. People prone to severe allergic reactions can be treated with allergen immunotherapy (desensitisation). The generic name "Myrmecia" derives from Greek word "Myrmec-" (+ -"ia"), meaning "ant". In Western Australia, the Australian Aborigines called these ants "kallili" or "killal", meaning "lion-ant". Ants of this genus are popularly known as bulldog ants, bull ants or jack jumper ants. This