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2015 abs anthro armpit_hair biceps black_body black_fur black_nose body_hair bow_knot boxer_briefs bulge butt canid canine chest_tuft clothed clothing fur grey_body grey_fur hi_res looking_at_viewer male mammal muscular muscular_anthro muscular_male nipples pecs pubes red_eyes ribbons shade_(shade_the_wolf)shade_the_wolf signature smile solo spread_legs spreading teeth tongue tongue_out topless tuft underwear