The below mentioned article provides notes on tsetse flies as vectors. Tsetse flies are of paramount importance in Africa because of their role as vectors of trypano some infections of man and domestic animals, which have had a profound effect on the economy and development of that continent (Fig. 15.17). The tsetse flies are elongated dark brown or yellowish-brown flies. [...]
Cyclops are the most familiar copepod of class-Crustacea. These crustaceans are found in fresh water ponds, lakes and in slight brakish water of the estuary. They are regarded as zoo-planktons. Cyclops acts as intermediate host of guinea-worm, Dracunculus medinensis. The coiled larvae of Dracunculus are released in water by rupturing the blister of human beings. In case of guinea- worm [...]
In this article we will discuss about the external anatomy of musca domestica. Usually the insects considered injurious are those which bite or sting. The house-fly can neither bite or sting, yet it is considered as one of the most notorious of all the harmful insects. These flies endanger human lives by carrying germs of various diseases. The common house-flies [...]