They are muscular dogs with stocky builds when healthy, and they are known for having great strength in relation to their size. (dogcare.dailypuppy.com)
French Bulldogs are shorter with stockier builds and larger bone structures. (differencebetween.net)
Petunia is a seven month old, female, spayed pittie mix (although she has the face of a Dogue De Burdeox) but a little stocky body. (almosthomeli.org)