To the uninitiated, a dog is merely an animal big enough to chase a cat. But chosen as the U.S.'s best dog last week was a tiny, 9½in. bit of ebony fluff that would make any kitten feel like a tiger. The winner at the Westminster Kennel Club show at Madison Square Garden: Ch. Cappoquin Little Sister, a toy poodle who rode triumphantly away from the rubber-sheeted arena in her own silver-plated trophy bowl.
Called "Sister" for short, the new champion is an aristocratic three-year-old whose bouffant hairdo is kept in place by a strategically located rubber band. At her kennel in...