FURVERT!

4:5 amus anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anus balls black_body black_fur black_pawpads canid canine canine_genitalia canine_penis canis claws cloud cloudy_sky countershade_face countershade_tail countershade_torso countershading day detailed_background ebon_lupus erection fangs feral fur genitals knot knot_in_sheath male mammal multicolored_body multicolored_fur multicolored_tail nude open_mouth outside pawpads paws penis penis_tip photorealism realistic rock sheath sky solo tail teeth tongue two_tone_body two_tone_fur two_tone_tail urethra white_body white_fur wolf yellow_eyes yellow_sclera