Sometimes, tortoiseshell cats may have tabby patterns in a single or equally colors. A grey tortoiseshell cat or a tortoiseshell tabby cat, known as a torbie, can sometimes have a unique color pattern referred to as mackerel. I like tortoiseshell cats. My fav is often a Russian blue tortoise name https://garrettxogwl.thechapblog.com/32930602/fascination-about-tortoise-life-expectancy