highly significantp < 0.01
Sexual Dimorphism The two-way MANOVA of wing shape showed highly significant differences among species (F 126, 3333 = 9.16013; p < 0.01), sexes (F 18, 506 = 24.6197; p < 0.01) and their interaction (F 126, 3333 = 1.57895; p < 0.01), indicating that there is sexual shape dimorphism.