Rule 34 Dev - 2boys abs ambient_bird anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anthro anthro_on_feral avian back_muscles balls biceps big_balls big_dom_small_sub big_penis bird black_body black_scales bodily_fluids brown_body brown_fur brown_mane cum cumshot dominant dragon duo ejaculation equid equine equine_penis erection fellatio feral fur gay genital_fluids genitals hi_res hooves horse kamelotnoah kneeling knot male male/male male_only mammal mane membrane_(anatomy) membranous_wings muscular muscular_anthro muscular_male nahvedzii open_mouth oral orgasm outside pecs penile penis plant quads red_body red_scales saggy_balls scales sex size_difference smile spread_wings teeth thick_thighs wings yaoi zoophilia|6306442232