Rule 34 Dev - animal_genitalia animal_penis anus backsack balls big_balls big_penis black_hair blush bodily_fluids breasts confusion crying cum cum_pool cumshot ear_piercing ejaculation equine_genitalia equine_penis flesh_tunnel ftm_transformation gauged_ear gender_transformation genital_fluids genitals growth gynomorph hair hooves huge_balls huge_penis intersex mane medial_ring nipples open_mouth orgasm penis piercing sad scared solo tears teeth transformation vein veiny_penis mamabliss britt equid equine horse mammal story story_in_description|6046880210