Rule 34 Dev - 2019 5_fingers abs animal_genitalia animal_penis anthro anthro_on_anthro balls bath biceps black_penis blue_eyes brown_hair dafan duo equid equine equine_penis erection fur hair handjob horse horsecock male mammal muscular muscular_male navel nude partially_submerged penis precum reclining riche sex spread_legs spreading sweat tipsycanvas vein veiny_penis wet white_fur white_hair yaoi|3484391952