Skin protects the organism from injury, maintains its homeostasis, adapts it to its environment, enhances or forms locomotory devices, secretes substances that attract or repel, and fashions certain purely ornamental structures.
Montagna W. Comparative Anatomy and Physiology of the Skin. Arch Dermatol. 1967;96(4):357–363. doi:10.1001/archderm.1967.01610040007003
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