How to animals rid their species of disease? Fascinating images of mate selection of the Sage Grouse in the Siera Nevada Mountains from BBC wildlife show .\r
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Opposites attract. But they also fight, sneak and steal.This series is a comprehensive celebration of how creatures reproduce and how the tackle their parental .\r
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Amazing animal footage of the female aphid as it produces hundreds of clone daughters. Fascinating short video from BBC wildlife show Battle of the Sexes in .