Rule 34 Dev - anal asphyxiation australian_shepherd canid canine canis choking cigar domestic_dog dominant dominant_male duncan_(rotten_robbie) erection gay herding_dog hi_res male male/male mammal mastiff molosser pastoral_dog public public_sex rotten_robbie rottweiler sex sheepdog smoking smoking_cigar submissive submissive_male|12016771288