Rule 34 Dev - 2016 anal anal_sex animal_genitalia animal_penis anthro balls black_balls black_penis brown_hair brown_skin closed_eyes comic cum cum_string donkey duo english_text equine equine_penis erection excessive_precum faceless_male furry highres horsecock knot male mammal mane nude open_mouth penetration penis precum purple_penis raised_tail saliva text tongue wemd yaoi|2476732024