Sometimes, tortoiseshell cats can have tabby patterns in a single or both equally colors. A grey tortoiseshell cat or simply a tortoiseshell tabby cat, identified as a torbie, can sometimes have a singular color pattern known as mackerel. North Borneo while in the story of the plandok plus the crab." https://tortoiseshell78901.dreamyblogs.com/33807653/the-tortoise-and-the-hare-moral-diaries