Category: Zoology

First animals, solitary or colonial and protoplasmic grade of organization. Simple, unicellular microscopic organisms. Generally free living found in fresh water, salt water and damp...

S.N Poikilothermic animals Homeothermic animals 1. Relatively variable body temperature. Relatively constant body temperature. 2. They are oviparous. Thy may be oviparous or viviparous. 3....

S.N Vertebrates Invertebrates 1. They have backbone or vertebral column. They do not have backbone or vertebral column. 2. They are the most organized animals...

     Phase                  Culex                    Anopheles                   Eggs 1. vertically laid in clusters on the surface of water. 1. laid singly and...