FURVERT!

4_toes animal_genitalia animal_penis autofellatio balls beau_(williamca)black_nose black_pawpads bodily_fluids canid canine canine_genitalia canine_penis canis claws domestic_dog enro_the_mutt erection eye_patch eyewear feet feral fur genital_piercing genitals german_shepherd herding_dog knot knot_in_sheath lorum_piercing male mammal masturbation motion_lines multicolored_body multicolored_fur nude oral oral_masturbation pastoral_dog pawpads paws penile penile_masturbation penis piercing quadruped saliva sheath simple_background solo toe_claws toes two_tone_body two_tone_fur vein