July 11, 2017

A prey is an animal that is killed to be a food for another animal. A predator is one who kills other animals for its food. Food chain is a natural method to keep up ecological balance. I remember my class teacher Ms.Sheela teaching us in class 3. Darwin’s theory of evolution taught us about […]

A prey is an animal that is killed to be a food for another animal. A predator is one who kills other animals for its food. Food chain is a natural method to keep up ecological balance. I remember my class teacher Ms.Sheela teaching us in class 3. Darwin’s theory of evolution taught us about