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Machaeropterus deliciosus) and its relatives. Murray Cooper/Minden Pictures The genes behind the sexiest birds on the planet Mar. 3, 2021 , 1:00 PM For a glimpse of the power of sexual selection, the dance of the golden-collared manakin is hard to beat. Each June in the rainforests of Panama, the sparrow-size male birds gather to fluff their brilliant yellow throats, lift their wings, and clap them together in rapid fire, up to 60 times a second. When a female favors a male with her attention, he follows up with acrobatic leaps, more wing snaps, and perhaps a split-second, twisting backflip. “If manakins were human, they would be among the greatest artists, athletes, and socialites in our society,” says Ignacio Moore, an integrative organismal biologist at Virginia Polytechnic Institute and State University.

United statesCharles darwinEmily duvalMatthew fuxjagerMaude baldwinElizabeth pennisiIgnacio mooreBrent ryderMorgan wirthlinMurray cooper mindenChristopher balakrishnanFlorida state universityCarnegie mellon universityVirginia polytechnic instituteSociety for integrativeCarolina university