Chihuahua (dog) Chihuahua (dog) The Chihuahua () is the smallest breed of dog and is named after the state of Chihuahua in Mexico. Chihuahuas come in a wide variety of colors, and two coat lengths. The Chihuahua's history is convoluted, and many theories surround the origin of the breed. Both folklore and archaeological finds show that the breed has origins in Mexico. The most common theory is that Chihuahua are descended from the Techichi, a companion dog favored by the Toltec civilization in Mexico. No records of the Techichi are available before the 9th century, although dog pots from Colima, Mexico, buried
Breed club (dog) trains judges and organizes multiple breed dog shows and other activities. When a breed club writes or changes the standard for its breed, a club which is a member of a national kennel club will submit the standard to the national kennel club for the breed club's country. When the kennel club accepts the standard it is said to be a standard of that national kennel club, but it is originally written by the breed club. Working and hunting dog breeds have breed clubs that define the appearance of the breed, but emphasize working or hunting ability in the selection