The sex in the insects world

   The insect are most numerous the group of the animals. There are the animals from all the habitats land and water.Size of the body from 0,25 mm to above 350 mm. In Poland to most numerous orders belongs the butterflies, beetles and flies. The insects have huge matter for nature, there are insects useful and the pest and parasites. The science about insects it is entomology. We perceive sometimes invasion some species but not often happen to peep intimate behaviour of them.