Rule 34 Dev - 3:4 5_toes anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro ass balls bodily_fluids body_hair bottomless chest_hair clothed clothing comic dialogue duo english_text erection father father_and_child father_and_son fellatio foreskin genital_fluids genitals hi_res humanoid_genitalia humanoid_penis incest lying male male/male male_penetrated male_penetrating male_penetrating_male mammal markwulfgar muscular muscular_male navel nipple_piercing nipples nude on_back oral oral_penetration overweight overweight_male parent parent_and_child penetration penile penile_penetration penis penis_size_difference piercing precum profanity pubes saliva sex shirt son speech_bubble sweat tank_top text toes topwear uncut ursid yaoi|4811297072