Rule 34 Dev - after_sex after_transformation all_fours animal_genitalia animal_penis animal_stall anus backsack balls barn being_watched black_hair bodily_fluids brown_eyes brown_hair clothed clothing cum doggystyle equine_genitalia equine_penis erection female feral feral_on_feral forced from_behind_position fully_clothed genital_fluids genitals grey_hair group hair inside looking_at_another male male/female nude penetration penis puffy_anus quadruped rape sex stable tail transformation transformation_through_sex vaginal vaginal_penetration sabretoothed_ermine equid equine horse human mammal 2013 comic|1395014355