FURVERT!

5:4 anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia arctic_wolf balls canid canine canis claws digitigrade ebon_lupus feral fur genitals knot knot_in_sheath lipsticking looking_at_viewer lying male mammal on_back penis penis_tip photorealism quadruped realistic sheath signature simple_background solo spread_legs spreading tail urethra white_body white_fur wolf