FURVERT!

4_toes absurd_res all_fours animal_genitalia animal_penis anthro anus backsack balls black_body black_fur black_nose butt canid canine canine_genitalia canine_penis canis claws domestic_dog ear_piercing ear_ring erection feet fur genitals hi_res knot looking_at_viewer looking_back male mammal multicolored_body multicolored_fur nude orange_eyes pawpads paws penis perineum piercing presenting raised_tail red_eyes red_penis ring_piercing scar seraphimka simple_background solo tail toes white_body white_fur wolf