On the Earth, it is recorded that more than 70 percent of species are animals and only 22 percent of species are planted. A large difference is seen in their percentage. As in comparison to plants, animals have adapted themselves to ensure their survival in changing environments. In the case of insects and other animals. a complex nervous system is being developed by them to control and coordinate their body structure. Also, Insects are made versatile by their repeated body segments with paired appendages and external cuticles, and as compared to other life forms, they have been given the ability to survive in various habitats.