Rule 34 Dev - animal_genitalia animal_penis anthro anus backsack balls biceps big_muscles black_body black_fur blue_eyes butt canine_genitalia canine_penis chain chain-link_fence chain_collar choke_chain claws collar docked_tail erection fence fur genitals jewelry knot looking_at_viewer looking_back male muscular muscular_anthro muscular_male necklace nude outside pawpads paws penis penis_backwards perineum public public_erection short_tail skinny_dipping solo swimming swimming_pool tail vein veiny_penis water wet linkin_monroe linkin canid canine canis dobermann domestic_dog mammal pinscher 2011 artist_name dated digital_media_(artwork)|567133105