Mechanism of hearing and balancing
Introduction The mammalian ear performs two different and unrelated functions, i.e. hearing and balance. The external and middle ears are involved in hearing only whereas...
Classification and characteristics of Superclass: Tetrapoda
Tetra-four, podos-feet Primarily terrestrial, some are secondarily aquatic. Two pairs of pentadactyl limbs. Body covered by an exoskeleton of epidermal hair, feathers or scales. Lungs...