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Head lice key to clothing history

Head lice key to clothing history
trefwoorden: Duitsland - luizen - kleding
An evolutionary comparison of human head and body lice has shed light on the history of clothing.
A team based in Germany has worked out that humans probably first began wearing clothes 72,000 years ago - give or take 40,000 years.
Their calculation is based on the fact that as species evolve, they become distinct by inhabiting different environments and gradually changing to suit them.
While head lice live solely on the human scalp, body lice prefer to inhabit those areas covered by clothing.

Lees verder bij: BBC News (29 september 2003)