Differentiate the nature of skin in four classes of tetrapoda.

Answer

N/a

Explanation

The nature of skin in four classes of tetrapoda are :
(i) Class Amphibia - Thin, moist, glandular and respiratory skin
(ii) Class Reptilia - Dry and non-glandular skin with horny scales or scutes
(iii) Class Aves - Dry and non-glandular skin with features
(iv) Class Mammalia - Glandular skin with hairs.