Males Evolve More Quickly For Simple Reason

The observation that males evolve more quickly than females has been around since 19th century biologist Charles Darwin noted the majesty of a peacock’s tail feather in comparison with the plainness of the peahen’s.No matter the species, males apparently ramp up flashier features and more melodious warbles in an eternal competition to win the best mates, a concept known as sexual selection. [click link for full article]

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Filed under: Biology on November 18th, 2007