Rule 34 Dev - 2018 anal anal_sex animal_genitalia animal_penis anthro anthro_on_anthro autofellatio balls bovine cattle cloven_hooves cum cum_in_ass cum_in_mouth cum_inside duo equine_penis erection greyscale hay hladilnik hooves horn horsecock male mammal masturbation medial_ring monochrome oral oral_masturbation penetration penile_masturbation penis perineum self_service_pump sex simple_background white_background yaoi|3219213312