Rule 34 Dev - 2boys 41raco adopted_son age_difference anal anal_sex anthro anthro_on_human anthro_penetrating anthro_penetrating_human ass bara big_balls big_dom_small_sub big_penis blush brown_fur censored_penis completely_nude dominant_anthro father father_and_son father_penetrating_son feet fur furry genital_fluids hi_res incest kumatetsu kyuta male male/male male_only mammal mosaic_censoring muscular muscular_anthro muscular_male pubic_hair size_difference smaller_human son spread_legs submissive_male technical_incest the_boy_and_the_beast thick_eyebrows ursid yaoi younger_male|10754263200