FURVERT!

2014 4:3 anatomically_correct animal_genitalia animal_penis anthro balls big_balls big_knot big_penis black_penis bodily_fluids canid canine canine_genitalia canine_penis cheepard corsac_fox crotch_shot detached_sheath digital_media_(artwork)erection fox fur genital_fluids genitals grey_body grey_fur knot male mammal nude penis precum sheath solo true_fox tsume_zyzco white_body white_fur