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nymphs and adult females produce long, hair-like, transparent rods of wax from the body. On reaching maturity, the ‘female’ produces a white, fluted,…
tree to tree. Sometimes a few winged aphids are produced in summer. Winged egg-laying females are produced in early autumn but their eggs do not…
progress through five nymphal instars. Normally apterous (wingless) adults are produced but winged adults occur under conditions of overcrowding and…
damage they cause by sucking plant sap, mealybugs and soft scales also produce honeydew (on which moulds grow) resulting in considerable damage in…
by parthenogenesis, with unfertilized viviparous females continuing to produce new generations of females. Aphids moult four times before reaching…
minute larvae enter the leaf tissues of tender leaves and feeding on them produces snake-like mine. This causes the leaves to curl and twist. Severe…
forewings that meet, but do not overlap, in the dorsal midline. Some bugs produce a pungent odour. Heteropteran bugs are hemimetabolous insects. Their…
leaf, and eventually the whole plant may die. The nymphs and adults also produce webs, and plants can be completely covered with such webs in which…
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