rule 34 2021 a pony alpha channel animal genitalia animal penis animal pussy anus ass balls black anus black balls black nose blue eyes bodily fluids canid canine canine penis canine pussy canis countershading crotchboobs curled tail digital media artwork domestic duo ear piercing ear ring english text eyebrows eyelashes eyeshadow female feral fluffy fluffy tail genital piercing genitals great dane hi res hoop ear ring licking licking lips lips looking at viewer looking back low angle view makeup male mammal mastiff molosser musk nipples open mouth penis piercing pink anus pink nipples pink nose pink penis pink tongue plump labia presenting presenting hindquarters puffy anus pussy shaded shiba inu signature simple background smile spitz steam sweat text tongue tongue out watermark 5495461