Differentiate the nature of skin in four classes of Tetrapoda

Q- Differentiate the nature of skin in four classes of Tetrapoda.

Answer- The four main classes of Tetrapods are as follows with nature of their their skin:

1. Reptilia: The skin of reptiles are dry, non-glandular and is covered with scales.

2. Amphibia: The skin of amphibians is thin, moist, glandular and respiratory (respiratory means that helps in respiration).

3. Aves: The skins of aves are dry and non-glandular. The skin of aves is covered with features.

4. Mammalia: Mammals have a glandular skin with hair on it.

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