Experimental evidence that penis size, height, and body shape influence assessment of male sexual attractiveness and fighting ability in humans. - Aich, Upama; Tan, Chloe; Bathgate, Rebecca; Blake, Khandis R.; Capp, Robert C. S.; Kuek, Jacob C.; Wong, Bob B. M.; Mautz, Brian S.; Jennions, Michael D. (PLoS Biology, 2026)