Comments of Cicada
Distribution:-
Cicada is found in tropical, subtropical and temperate forest. It is specially found in India, Europe and America.
Habit and Habitat:-
Cicadas occur most abundantly in forests and well-wooded moist localities.
General characters:
1) Cicada is a large insect having membranous wings.
2) Bady is divisible into the head, thorax and abdomen.
3) Thorax comprises prothorax, mesothorax and metathorax,
4) There are two pairs of wings.
5) The abdomen is elongated and consists of ten segments.
6) The sound production habit of this insect is very peculiar.
7) Cicadas are able to produce loud, shrill, and vibrating sounds supposed to be a sexual call.
8) Metamorphosis is incomplete, Egg hatches into nymph.
9) Life-cycle is completed within 2-17 years.
Economic importance
Cicadas are mostly beneficial. They prune mature trees, aerate the soil, and once they die, their bodies serve as an important source of nitrogen for growing trees