Graphic: Wikimedia Commons This is a variation of the natural brindle markings the thing is on Frenchies. However, the tiger brindle pattern reveals way more defined stripes. Common brindle is more of a muddled combination. Not all Merle Frenchies have these medical problems, but “Double Merles” are in a Significantly https://frenchbulldogtexas.com/french-bulldog-colors-and-patterns/