It's tempting to think that human beings very early in their history used music in a similar way. And there can be little question that a male with a good singing voice in our own society today is still a source of sexual attraction and excitement. What else is a serenade? Watch a pop concert! And just as among the great reed warblers, quality counts. Females have been selecting males with a versatile larynx since way back in our ancestry.
Today young men sing together to generate camaraderie, and religious people use song to generate the deepest and most profound emotions among themselves and their listeners. But the prime function of song is something else. Shakespeare wondered if music was the food of love. Well, vocally at least, it certainly was. And what is more, it still is.
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