FURVERT!

animal_genitalia animal_penis balls black_balls black_mane black_penis black_tail breeding_mount brown_body brown_eyes brown_fur equid equine equine_genitalia equine_penis erection feral fur genitals hi_res horse male male_feral mammal mane masturbation medial_ring open_mouth penile penile_masturbation penis pink_penis quadruped rufciu side_view solo tail teeth white_body white_fur