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Article: Beyond Stones & Bones.(human evolution)(Cover story)
- Article from:
- Newsweek
- Article date:
- March 19, 2007
- Author:
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Byline: Sharon Begley (With Mary Carmichael)
Unlike teeth and skulls and other bones, hair is no match for the pitiless ravages of weather, geologic upheaval and time. So although skulls from millions of years ago testify to the increase in brain size as one species of human ancestor evolved into the next, and although the architecture of spine and hips shows when our ancestors first stood erect, the fossil record is silent on when they fully lost their body hair and replaced it with clothing. Which makes it fortunate that Mark Stoneking thought of lice.
Head lice live in the hair on the head. But body lice, a larger variety, are misnamed: they live in ...