Small height evolved twice in humans on the Indonesian island of Flores (home of the 'Hobbit' people). Some scientists had wondered whether modern humans could have mixed with the Hobbit population. Although that's not the case, it may help to explain why evolution may favor small size on islands.

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Small height evolved twice in humans on the Indonesian island of Flores (home of the 'Hobbit' people). Some scientists had wondered whether modern humans could have mixed with the Hobbit population. Although that's not the case, it may help to explain why evolution may favor small size on islands.