FURVERT!

animal_genitalia anthro anus backsack balls blush body_blush butt butt_blush butt_grab canid canine canine_genitalia canis colored digital_media_(artwork)ear_piercing erection eyebrow_piercing facial_piercing fur genitals grey_body grey_fur hair half-closed_eyes hand_on_butt hi_res knot knotted_penis looking_at_viewer looking_back lying male mammal narrowed_eyes nude on_front penis penis_backwards piercing presenting presenting_anus presenting_balls presenting_hindquarters presenting_penis purple_anus purple_hair purple_penis raised_tail rear_view sackrany shaded shaft_divide short_hair smile smiling_at_viewer smug solo spread_butt spread_legs spreading tail thick_thighs wolf