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The Chow Chow is a breed of dog that originated in China and is believed to be one of the oldest dog breed. It has a large head, a curly tail and a blue tongue. It has a thick coat of fur and can be either rough or smooth. Most Chow Chows are a reddish brown or black color. It stands about 17–20 inches (43–51 cm) and weighs 45–70 pounds (20–32 kg).
- "Chow Chow". Encyclopædia Britannica Online. http://www.britannica.com/EBchecked/topic/114774/chow-chow. Retrieved 2010-08-22.