Here is your essay on Adaptation



There are two primary requirements food and safety for which animals compete with each other. In the course of time the animals becomes adapted to all possible conditions of life on earth, water and air. These adaptations are manifested is various structural modifications which enable their possessors to survive the competition.

Adaptations can be classified under four headings:

I.Structural Adaptations

II.Physiological Adaptations

III. Protective Adaptations

IV. Animal Associated Adaptations.