The sturdiest of the toy breeds, Pugs are small, strong dogs with an easy going temperament. They are bred to be companion dogs, but they can be less needy than the other toy breeds. They can tend to put on extra weight, so daily exercise is required, but a 20-minute walk should do. They make excellent pets for someone who wants a small dog who isn't high-strung. Read more about Pugs at hillspet.com.