Sometimes, tortoiseshell cats may have tabby patterns in a single or both colors. A grey tortoiseshell cat or perhaps a tortoiseshell tabby cat, referred to as a torbie, can sometimes have a novel color pattern identified as mackerel. Lots of individuals don’t know this, but there is no tortoiseshell breed. https://tortoise-meaning67788.blog2learn.com/81136555/the-greatest-guide-to-tortoise-formation