rule 34 2021 anthro areola big breasts blue eyes breasts brown body brown fur canid canine canis chains collar colleen collie crossover domestic duo english text equid equine female friendship is magic fur genitals half closed eyes hasbro herding hi res horn leash mammal mane multicolored body multicolored fur my little pony narrowed eyes nipples pastoral purple mane pussy rarity mlp road rovers rough collie scificat sheep tan body tan fur text unicorn union jack union jack bikini url white body white fur 4447318