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In neatness to exam whether increased lovemaking energy could chief to evolutionary changes in the fashion of genitals, the researchers selected pairs of burying beetles with either mammoth or lascivious mating rates. After monitoring probte.disla.se/sund-krop/tips-til-at-vokse-pik.php the two groups of insects all via ten generations, they discovered that those who had shagging more without surcease after time evolved longer.