Medicine: Tumult & Sex

A London biologist who tried to learn why birds lay more eggs if kept awake after dark reported last week in the current U. S. issue of Nature that noise and jostling as well as light are sex stimulants. If Professor William Rowan's reasoning can be extended to human conduct it may provide a commentary on jamming in glaring, blaring night clubs, amusement parks, subways and country fairs. It may also explain why the filthy pigeons of Manhattan, London and Paris, and the noisy starlings of Washington are highly prolific.

Professor Rowan made his...

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