abs anal anal_penetration anthro anthro_on_anthro balls bed bedroom bodily_fluids brown_body brown_fur brown_hair cum cum_drip cum_in_ass cum_inside cum_on_penis dripping duo erection feet fur furniture genital_fluids genitals grey_body grey_fur hair humanoid_genitalia humanoid_penis looking_pleasured male male/male muscular muscular_anthro muscular_male nipples on_bottom on_top pecs penetration penis reverse_cowgirl_position sex smile spread_legs spreading white_body white_fur bmrwcl canid canine canis mammal wolf