Rule 34 Dev - 1boy abs animal_penis anthro anus artist_name artist_website balls ballsack body_fur brutus brutus_argos canine canine_penis cum erection fluffy_tail furry furry_balls grey_fur knot male male_nipples male_only muscles muscular_male nude_male pecs penis perineum scrotum sheath smooth_penis solo testicles tongue tongue_out ultraviolet_(artist) werewolf white_countershading wolf|664485608