FURVERT!

absurd_res anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anthro balls biped equid equine equine_genitalia equine_penis erection falcat genitals hi_res holding_penis hooves horse male mammal masturbation medial_ring muscular muscular_anthro muscular_male penile penile_masturbation penis pubes sheath solo unguligrade