Are “David’s” physical proportions correct? Michelangelo’s “towering sculpture acclaimed for its depiction of male physical perfection, has always been the subject of jokes among Florentines and tourists for the modest dimensions of his “pisello.” But according to a study to be published at the end of this month by the Dutch Institute for Art History, in Florence, David’s genitals are anatomically correct for a male body in a “pre-fight tension.”