Foot binding and a biological approach to the study of Chinese culture

(PhysOrg.com) -- Exaptation is a familiar concept to evolutionary biologists. It's the basic idea explaining that a trait can evolve because it starts serving a different function. Think of birds: at first, the most important role of their feathers was to regulate body temperature. But over time, feathers became an increasingly important showpiece to help attract mates. Same feather, different function.

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