Rule 34 Dev - animal_genitalia animal_penis anthro balls bdsm beanie bent_legs biped bondage bottomless bound canine_genitalia canine_penis clenched_teeth clothed clothing erection exam_table examination_table eyes_closed forced forced_orgasm furniture genitals hat headgear headwear knot lying lying_on_table machine male metal_table on_back on_table orgasm penile penis penis_milking restraints solo straining straitjacket struggling submissive submissive_male table teeth tube grrrwolf lwrottie canid canine canis domestic_dog mammal mastiff molosser rottweiler graphite_(artwork) greyscale monochrome signature traditional_media_(artwork)|4638890900