Chihuahua is the smallest breed of dogs. chihuahua stands about 13 centimeters high at the shoulders and weigh from 0.5 to 2.7 kilograms. There are two varieties of chihuahua, the smooth coat and the long coat, chihuahua may be almost in the same color with the variety of markings. The chihuahua is loyal to its owner and makes an ideal pet and companion in the city and in the country. The chihuahua is often refed to as a loyal dog of the Americas it was developed in Mexico and named for the Mexican state of chihuahua. the dog is called a chihuahueno in Mexico.