judging by your puppies picture i would say she's just a regular black brindle, she's too light to be reverse brindleAs for reverse brindle, that is a term used in North America to describe a dog with an extremely high concentration of brindle striping. In some parts of Canada, the same colour is called "seal" brindle. Elsewhere in the world, it is just called dark brindle. Note that "extremely high" does not mean just a lot - and most of the dogs people describe as "reverse" brindle are not A dog that is reverse brindle has the appearance of being black - it is only upon inspection that you will see (and should be able to clearly see) the fawn. This is "reverse" in the sense that it appears that the dog has a black base coat, and some fawn striping. In fact, it is an extremely high concentration of black stripes on fawn ground colour - just like any other shade of brindle.