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5_fingers anal anal_fluids anal_penetration anthro backsack ball_ring balls begging_for_sex big_butt blush bodily_fluids bottomwear bottomwear_down butt butt_focus butt_grab buttplug buttplug_in_ass buttplug_insertion canid canine canis claws clothed clothing dialogue digital_media_(artwork)english_text fingers fur genitals hand_on_butt hand_on_own_butt hi_res holding_butt inside looking_at_viewer looking_back looking_back_at_viewer male male_penetrated mammal muscular muscular_male notesaver object_in_ass pants pants_down partially_clothed penetration plug_(sex_toy)plug_insertion presenting presenting_buttplug presenting_hindquarters raised_tail rear_view sex_toy sex_toy_in_ass sex_toy_insertion shaded skoll_(wolf-skoll)solo spread_butt spreading tail testicle_cuff text thick_thighs white_body white_fur wolf