Rule 34 Dev - anal anatid animal_genitalia animal_penis anseriform avian bird bodily_fluids chimera collar day_collar drooling duck duke_(ratbrain17) equine_genitalia equine_penis genitals group group_sex hi_res joy_(shammy) mads_(boidbwain) owl penetration penis saliva sex threesome train train_position trio vaginal_penetration vehicle|13053543376