Rule 34 Dev - ambiguous_penetration anatid anseriform anserinae anthro ass avian beak big_butt bird breasts canid canine canis dialogue domestic_dog duo female from_behind_position goose hand_on_butt honk kneeling long_neck male male/female mammal monochrome nipples open_beak open_mouth penetration scuted_legs scutes sex signature simple_background slypon speech_bubble tongue tongue_out white_background|11419030144