Rule 34 Dev - 2018 4_toes anatomically_correct anatomically_correct_penis animal_genitalia animal_penis anus avian beak bird black_nose blep blue_skin bondage bound brown_fur canid canine canine_penis canis cloaca collar corvid crow cum cum_on_penis digitigrade dipstick_tail domestic_dog drooling duo eyebrows feathered_wings feathers feral feral_on_feral fur german_shepherd green_background green_eyes green_fur half-closed_eyes halter hi_res interspecies licking lying male mammal multi_nipple multicolored_fur multicolored_tail muzzle_(object) muzzled nipples nude on_back open_mouth oral pawpads paws penis penis_hug penis_lick plover pluvian precum saliva sex sheppermint shorebird simple_background size_difference small_dom_big_sub spreader_bar standing thick_penis toes tongue tongue_out truegrave9 two_tone_fur unibrow white_fur wings yaoi|3476751400