Rule 34 Dev - all_fours animal_genitalia anthro anus black_anus bound faceless_character faceless_male forniphilia genitals group hooves male male/male outside pawpads savanna sheath sitting_on_another sitting_on_back size_difference striped_body stripes tail trio orcfun coal_(samt517) canid canine canis equid equine mammal wolf zebra digital_media_(artwork) digital_painting_(artwork) hi_res|21058783130