The Chow Chow has a blue tongue. The Greyhound can run 40 mph. Greyhounds are the fastest dogs on earth. The Welsh Corgis legs are short so it is a faster runner. Toy dogs are bred specifically for size and looks.
Toy dog are usually small.
The Labrador Retriever and Golden Retriever are the most popular dogs. Other popular dogs are the German Shepard, Dachshund, Beagle, Poodle, Chihuahua, Rottweiler, Yorkshire Terrier, and the Boxer. When puppies are born they are blind. They use touch to find their mothers. At 7 days a puppy can only sleep and drink milk.