FURVERT!

4_toes abstract_background anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anus balls black_pawpads bodily_fluids brown_balls brown_body brown_fur canid canine canine_genitalia canine_penis canis claws cum digital_media_(artwork)domestic_dog dorosheva-e erection feet feral fur genital_fluids genitals grey_background grey_body grey_fur knot knotted_penis lying male mammal masturbation mixed_breed on_back open_mouth pawpads penile penile_masturbation penis pink_anus pink_penis reg_(regsmutt)simple_background solo tan_body tan_fur teeth toes tongue tongue_out white_body white_fur