FURVERT!

3:4 animal_genitalia animal_penis anthro balls big_balls big_penis blonde_hair crouching deertaru equid equine equine_genitalia equine_penis genitals hair half-erect hi_res hooves horse huge_balls huge_penis looking_at_viewer male mammal medial_ring mitch_(mitchhorse)nipples nude penis saggy_balls solo spread_legs spreading tail vein veiny_penis