Rule 34 Dev - australian_shepherd bodily_fluids brother brothers canid canine canis chimeracocks collar collar_only domestic_dog dripping duo feral feral_on_feral fox genital_fluids genitals herding_dog imminent_vore incest jyushimatsu_matsuno looming_over male male/male mammal matsuno_jyushimatsu matsuno_todomatsu mr._osomatsu nude open_mouth open_smile pastoral_dog penis penis_tip precum precum_drip red_fox sheepdog showing_teeth sibling size_difference smile todomatsu_matsuno yaoi|9992036128