Mexican Hairless

At a Glance

Temperament

Xolos are alert, intelligent, and deeply loyal companions that form strong bonds with their families. Despite their ancient origins, they're surprisingly affectionate and enjoy human companionship, though they can be reserved around strangers. These dogs are sensitive to temperature changes due to their hairless nature and prefer warm climates. They're energetic and playful, requiring regular exercise and mental stimulation to stay happy and well-behaved.

History

The Xoloitzcuintle holds one of the most fascinating histories of any dog breed, dating back thousands of years to ancient Aztec civilization. Named after Xolotl, the Aztec god of fire and lightning, these dogs were revered in pre-Columbian Mexico and often buried with their owners to guide souls to the underworld. Archaeological evidence shows they were also served at Aztec merchant feasts, though they remained largely unknown to the modern world until the FCI-sponsored Xolo Expedition of 1954, which rescued the breed from near extinction.

Health Notes

The breed's hairless trait results from canine ectodermal dysplasia caused by a genetic mutation, which requires careful breeding practices. Xolos are prone to dental issues, skin sensitivities, and require sun protection and moisturizing in dry climates. Their lack of fur makes them sensitive to extreme temperatures, necessitating protective clothing in cold weather.

Fun Facts

• The breed's name comes from Nahuatl, the Aztec language, combining Xolotl (fire god) and itzcuīntli (dog).
• Hairless and coated Xolos can be born in the same litter from identical genetics—the coat is a recessive trait.
• A Xolo named Giorgio Armani won Best in Show four times at Westminster and 27 Group Firsts after the breed joined the AKC in 2011.
• Ancient DNA studies show modern Xolos derive only 3% of their ancestry from pre-colonial dogs, descending primarily from Siberian dogs that arrived over 9,000 years ago.
• Diego Rivera, the famous Mexican artist, was a devoted Xolo enthusiast and painted them frequently at his Casa Azul studio.
• The breed nearly went extinct and wasn't officially recognized in Mexico until the 1950s, despite being revered for thousands of years.