In this article we will discuss about the structure of Praying Mantis with the help of a diagram. Fig. 244 PRAYING MANTIS 1. They are commonly known as mantids or praying mantis. 2. They are carnivorous insects and feed on other insects and are generally found in fields and gardens on the trees. 3. Body elongated and is divisible into [...]
In this article we will discuss about the structure of Locust (Schistocerca) with the help of a diagram.1. They are commonly known as short- horned grasshoppers and are gregarious insects spending their life in two phases - (A) Solitary non migratory phase & (B) migratory phase. 2. They are found in arid regions in tropical parts of the world. 3. [...]
In this article we will discuss about the structure of Polystomum with the help of a diagram. 1. They are endoparasites in the urinary bladder of frogs, toads and turtles. 2. The body is dorsoventrally flattened and leaf-like. 3. They are acoelomate, triploblastic un-segmented and monogenetic trematodes. 4. Anterior end without or with a weak sucker J. Posterior end has [...]