anus balls black_body black_fur black_nose butt feral fur genitals grey_body grey_fur inner_ear_fluff inside leg_markings looking_at_viewer looking_back looking_back_at_viewer male markings multicolored_body multicolored_fur neck_tuft open_mouth open_smile paws perineum pink_anus presenting presenting_hindquarters raised_tail smile socks_(marking) solo teasing three-quarter_view tuft whiskers white_balls white_body white_fur white_perineum wide_stance blp canid canine fox mammal sketch