Rule 34 Dev - abs animal_genitalia animal_penis anthro anthro_penetrating anthro_penetrating_human balls big_balls big_penis black_balls black_hair black_mane black_penis black_tail blonde_hair bodily_fluids brown_body brown_fur dark_penis duo equine_penis eyes_closed fur genital_fluids genitals hair hand_on_partner human_on_anthro human_penetrated humanoid_genitalia humanoid_penis interspecies leaking_precum looking_at_another looking_at_partner male male/male mane muscular muscular_anthro muscular_male oral oral_penetration outside park penetration penis precum precum_string sex sitting_on_rock size_difference gertgrg equid equine horse human mammal hi_res|106194888