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  • The female covers her breasts, and then proceeds to redefine their shape with a brassiere. This sexual signaling device may be padded or inflatable, so that it not only reinstates the concealed shape, but also enlarges it, imitating in this way the breast swelling that occurs during sexual arousal.

    Desmond Morris (1986). “The illustrated naked ape: a zoologist's study of the human animal”, Crown Pub