Rule 34 Dev - abs anal anal_penetration animal_genitalia animal_penis anthro asian asian_clothing ass background biceps big_penis blush bodily_fluids butt clothing color colored dark_body dark_skin desert digital_media_(artwork) dominant dominant_anthro dominant_male donkey drijuce duo equid equine equine_penis from_behind_position fur furry gay gay_domination gay_sex genitals hair hand_on_back hi_res high_resolution highres hooves horsecock human human_on_anthro interspecies looking_pleasured male male/male male_only mammal messy_hair mongolia mongolian mongolian_clothing muscular muscular_anthro muscular_male onager outside outside_sex pecs penetration penis pinned pinned_to_floor pushed_down sand sex sheath smile smirk tail tan_body tan_fur yaoi|8037572696