FURVERT!

2016 4_toes animal_genitalia animal_penis anus balls black_body black_fur black_nose black_pawpads black_penis blackwlf canid canine canine_genitalia canine_penis canis erection feet feral fur genitals hi_res knot looking_at_viewer lying male mammal on_side pawpads paws penis presenting raised_leg shadow signature simple_background solo teeth toes tongue tongue_out truegrave9 wolf