Rule 34 Dev - 4:3 69_position all_fours anas anatid anseriform anthro anthro_on_anthro avian beak bird closed_eyes dabbling_duck drake_quackbird duck duo erection feathered_wings feathers fellatio genitals hands_on_sides harlem humanoid_genitalia humanoid_penis lying male male/male male_penetrated male_penetrating male_penetrating_male mallard nude on_back oral penetration penile penis sex simple_background smile tail_feathers tale throat_swabbing white_body wings|4526583928