Rule 34 Dev - age_difference anal anal_penetration anal_sex animal_genitalia animal_penis anthro anthro_on_anthro anthro_only anthro_penetrated anthro_penetrating anthro_penetrating_anthro bed bedroom bodily_fluids canid canine canine_penis canis cum cum_in_ass cum_inside cumshot domestic_dog duo ejaculation father father_and_child father_and_son furniture genital_fluids genitals incest infidelity knot knotting leonberger male male/male male_only mammal molosser mountain_dog nude orientation_play parent parent_and_child parent_and_son penetration penile_penetration penis pickles-hyena rough_sex sex son story story_at_source story_in_description straight_to_gay yaoi|4381700336