The English Bulldog is one of those breeds that makes you smile before it even does anything. That low-slung body, the jowls that wobble when they walk, the permanently grumpy expression that somehow manages to look completely adorable — there's a reason Bulldogs have been capturing hearts (and hogging couches) for centuries. Don't let the stern face fool you: this is a breed made entirely of loyalty, goofiness, and an...