2024 abs animal_genitalia animal_penis balls bara beard big_penis black_hair bodily_fluids body_hair brown_body brown_fur dark_hair equine_genitalia equine_penis facial_hair flaccid freckles fur genitals hair hands_on_hips horse_tail male male_centaur male_focus manly mature_male muscular muscular_male nature nature_background nipples nude_male pecs penis solo stubble sweat vein veiny_penis avaru centaur equid equid_taur humanoid_taur mammal mammal_taur taur hi_res