The Yorkshire Terrier is a small dog breed of terrier type, developed during the 19th century in Yorkshire, England. Ideally its maximum size is 7 pounds (3.2 kg). A popular companion dog, the Yorkshire Terrier has also been part of the development of other breeds, such as the Silky Terrier. It has a grey, black and tan coat, and the breed's nickname is Yorkie.
Yorkshire Terriers are very playful and energetic dogs. Many people who have a yorkies as a pet have two because they often have separation anxiety when left alone and "they don’t enjoy being alone"