The functions of the skin of a frog are as follows:
(i)The skin forms a complete envelope around the body.
(ii)It renders protection to the internal soft parts of the body.
(iii)The slimy covering over the epidermis protects the body against bacteria and fungi.
(iv)This helps to escape easily from the Grip of Enemies.
(v)The skin can change its color to some extent in order to match the surroundings and protect the animal from the enemies.
(vi)The frog does not drink water but absorbs it through the skin.
(vii) The skin acts as a general sense organ.
(viii) It is a chief respiratory organ when the frog is on land.
(ix)It is the sole respiratory organ when the animal is in water and in soil.
(xii)The skin of 'ready to hatch' tadpole secretes an enzyme that softens and partly dissolves the egg membrane to facilitate hatching.