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Nature 417, 795 (20 June 2002) | doi:10.1038/417795a

Genetic markers: Strength in numbers

Austin L. Hughes1

Every species has a history. Although no chronicler was there to record them or bard to immortalize them, fruitflies, flycatchers and kangaroos have had their epic migrations, their great plagues, their eras of prosperity and population growth, and their periods of decline.