The smallest of the breeds in the canine world this is the ultimate, toy lapdog. There are two varieties, the smooth coated (short-haired) and long coated, the Chihuahua offers humor comfort and companionship. It is small and fragile but alert and bold. it is named after the Mexican state from which it was first exported to the US. Care should be taken as the thin bones in the front legs may break with injuries. The Chihuahua weighs between 1-3 kgs and is 15-23 cms tall.