As Darwin explained it, a male peacock’s tail evolved because the success that the male had in mating with such a splendid ornament outweighed the costs of avoiding a predator by being drab. This is ...
As Darwin explained it, a male peacock’s tail evolved because the success that the male had in mating with such a splendid ornament outweighed the costs of avoiding a predator by being drab. This is ...
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