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Are humans the only species that need haircuts? © Getty Images

Are humans the only species that need haircuts?

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Plenty of animals enjoy grooming, but do any of them require haircuts?

Asked by: Adam Sayers

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The growth patterns for human hair and that of most other mammals are quite different.

For many mammals, hair growth is synchronous over much of the body, so that the coat becomes thick in winter, only to be shed in summer. The hairs on human heads grow at independent rates - around half a millimetre a day on average.


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