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The disproportionately large size of human breasts, compared to those of most other [[mammal]]s, has given rise to a supposition that they some function in addition to nourishing young, such as providing a social or sexual signal.
The disproportionately large size of human breasts, compared to those of most other [[mammal]]s, has given rise to a supposition that they some function in addition to nourishing young, such as providing a social or sexual signal.
Histologically and developmentally, mammary glands are
Histologically and developmentally, mammary glands are modified sweat glands.
Both men and women have breasts, but those in men are rudimentary and size and do not lactate (produce milk).
== Exposure of the Breasts ==
== Exposure of the Breasts ==