Rule 34 Dev - 1boy 2020 5:4 animal_genitalia animal_penis anthro black_body black_fur blue_eyes bodily_fluids boxers_(clothing) brown_body brown_fur canid canine canis clothing cum domestic_dog equine_penis erection fingers fur furniture genital_fluids genitals hi_res inside kan katarhein lying male male_only mammal mottled mottled_genitalia mottled_penis orange_underwear penis sofa solo underwear|4247495280