New England can now brag about a brand‑new world record holder — and she’s got four legs and a big personality.

Dogs come in all shapes and sizes, but as any puppy aficionado knows, they are always cute—no matter how big or small—even when a dog tall enough to drink from the kitchen sink thinks he's a lapdog.

Dogs vary enormously in size, from compact companions to breeds that rival small livestock in height and weight. Exceptional size and strength developed in certain breeds due to historical roles such ...