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
A Guide to the Birds of Mexico and Northern Central America A Guide to the Birds of Mexico and Northern Central America A Guide to the Birds of Mexico and Northern Central America is a field guide to birds, covering 1070 species found in Mexico and five other countries in northern Central America (Guatemala, Belize, El Salvador, Honduras and Nicaragua). It is a 1995 book by Steve N. G. Howell and Sophie Webb, published by Oxford University Press. A 60-page introduction outlines the geographical area covered, explains the areas geography and bird distribution within it, and discusses climate and habitat, and bird migration. Also included within this introduction are a section