In this article we will discuss about the external structures of Crustaceans, Myriapods, Insects and Chelicerates. 1. Head: In Crustacea, the head is formed by the fusion of six segments. The organisation of head varies in different Crustaceans. In Cephalocarida and Branchiopoda, the head is free from thorax. In free-living Copepods, only the first thoracic segment unites with the head [...]
In this essay we will discuss about House-Fly. After reading this essay you will learn about:- 1. Habit and Habitat of House-Fly 2. External Structures of House-Fly 3. Inner Structures 4. Life History 5. Control. Essay Contents: Essay on the Habit and Habitat of House-Fly Essay on the External Structures of House-Fly Essay on the Inner Structures of House-Fly Essay [...]
In this essay we will discuss about grasshopper. After reading this essay you will learn about:- 1. Habit and Habitat of Grasshopper 2. External Structures of Grasshopper 3. Digestive System 4. Respiratory System 5. Excretory System 6. Circulatory System 7. Nervous System 8. Reproductive System 9. Development 10. Economic Importance 11. Control. Essay Contents: Essay on the Habit and Habitat [...]