Response to seeing homosexual men studied

 https://duckduckgo.com/?q=gay+men+kissing+vs+viewing+maggots&ia=web

http://web.archive.org/web/20170703193541/https://www.psypost.org/2017/06/straight-mens-physiological-stress-response-seeing-two-men-kissing-seeing-maggots-49217

http://web.archive.org/web/20210112085914/https://www.researchgate.net/publication/317114349_What_do_two_men_kissing_and_a_bucket_of_maggots_have_in_common_Heterosexual_men's_indistinguishable_salivary_a-amylase_responses_to_photos_of_two_men_kissing_and_disgusting_images

http://web.archive.org/web/20170712005835/https://www.pinknews.co.uk/2017/07/11/study-finds-heterosexual-men-find-gay-men-as-repulsive-as-rotting-flesh/

http://web.archive.org/web/20170703221249/http://www.psypost.org/2017/06/study-finds-nonreligious-can-close-minded-religious-49182