Breeders have managed to mix within the merle gene too producing the Isabella merle French Bulldog, but these dogs are incredibly uncommon. Thanks to how dominant the merle gene is, merle Frenchies should only be bred to a Puppy using a strong coat shade. Hazel is our gorgeous Merle Lady. https://lorenzolbinu.bloggadores.com/38729568/the-best-side-of-lilac-merle-french-bulldog-for-sale