Rule 34 Dev - 2_penises 3_toes 4_fingers 4_toes 5_fingers 5_toes animal_genitalia animal_penis balls black_nose black_penis blue_body blue_penis body_hair brown_body brown_hair canine_genitalia canine_penis chest_hair claws duo feet fingers genital_slit genitals goo_transformation grey_background hair knot leg_hair male mid_transformation multi_genitalia multi_penis nipples open_mouth pawpads penis pink_nipples sharp_teeth simple_background teeth toes tongue transformation sky3 pyroassassin zelachi canid canine fish goo_creature human mammal marine shark 2017 4:3 digital_media_(artwork)|18639938590