“…In one study, mostly heterosexual men showed more genital arousal and pupil dilation to female than male sexual stimuli, but still responded more strongly to both sexes than exclusively heterosexual men (Savin-Williams, . Correspondingly, mostly homosexual men appear more bisexual in their genital arousal, if not pupil dilation patterns, than homosexual men (Savin-Williams, Cash, McCormack, & Rieger, 2017;Semon, Hsu, Rosenthal, & Bailey, 2017). However, it has not been systematically investigated how the arousal patterns of mostly heterosexual and mostly homosexual men compare to those of men who report bisexual attractions with equal preferences.…”