Rule 34 Dev - 2023 animal_genitalia animal_penis balls casual_erection digital_media_(artwork) draft_horse dream_merchant equid equine equine_genitalia equine_penis erection feathered_wings feathers feral feral_only fjord_horse fur fur_markings genitals hi_res hooves horse male mammal mane markings medial_ring pegasus penis sheath solo tail two_tone_tail white_body white_fur wings zephyr_(shgold)|8561209048