FURVERT!

absurd_res animal_genitalia animal_penis balls big_balls big_knot big_penis big_sheath canid canine canis domestic_dog equid equine equine_genitalia equine_penis feral flared_penis genitals german_shepherd herding_dog hi_res hooves horse huge_balls huge_knot huge_penis huge_sheath hybrid hybrid_genitalia hybrid_penis hyper hyper_balls hyper_genitalia hyper_knot hyper_penis hyper_sheath knot knotted_equine_penis knotted_penis male mammal medial_ring muscular muscular_feral muscular_male pastoral_dog penis sheath solo tail tochka vein veiny_penis