Rule 34 Dev - 2015 3d_(artwork) all_fours american_staffordshire_terrier anal anal_sex animal_genitalia animal_penis boots canid canine canine_penis canis chain_leash chains chastity_device clothed clothed/nude clothing digital_media_(artwork) dog_tags domestic_dog english_text fellatio feral feral_penetrating feral_penetrating_human fire_hydrant fisting footwear frenchdog from_behind_position genitals group hi_res human human_on_feral human_penetrated hunting_dog interspecies knot leash male male/male mammal mastiff masturbating_while_penetrated molosser muscular nude on_ground oral outside overalls penetration penile penis police police_uniform sex sitting standing tattoo terrier text uniform url zoophilia|8075154960