all_fours anal anal_penetration anthro anus avoid_posting blue_eyes butt canid canine canis crazy-go-lucky_(character) doggystyle domestic_dog dominant dominant_male duo erection eyes_closed fellatio fluffy fluffy_tail from_behind_position fur genitals hair heart_symbol husky looking_back lying male male/male male_penetrated male_penetrating male_penetrating_male mammal multiple_positions nightwind nightwind005 nordic_sled_dog nude open_mouth oral oral_penetration penetration penile penis piercing sex spitz submissive submissive_male swizzlestix tail tattoo wolf