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25 Fun Chihuahua Facts You Should Know

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By Nicole Cosgrove

White chihuahua dog playing on the green grass

When it comes to easily recognizable dog breeds, the Chihuahua is certainly at the top of the list. With their tiny stature, big attitudes, fierce protective instincts, and adoration of their humans, Chihuahuas have been a popular dog breed with all kinds of people for decades. They never go out of style! You can spot Chihuahuas in houses and apartments, with families and singletons, in trendy cities and sleepy suburbs.

Read along to learn some interesting facts about the pint-sized powerhouse, the Chihuahua.


The 25 Chihuahua Facts to Learn Today

1. They Have Ancient Roots

Chihuahuas are named after the Mexican state of Chihuahua and are believed to have originated in Mexico. Chihuahuas are believed to have descended from the Techichi, a small companion dog favored by the ancient Toltec civilization in Mexico as far back as the 9th century.1

chihuahua dog standing on bench at the park
Image Credit: Lesia Kapinosova, Shutterstock

2. A Yearly Chihuahua Parade

In the town of Chihuahua, Mexico, an annual event known as the Chihuahua Parade celebrates these pint-sized pups. The parade features Chihuahuas dressed in various costumes, showcasing the breed’s popularity in their place of origin.

3. Heirs to the Throne

Chihuahuas were often favored by the ancient Aztecs and believed to have mystical qualities. Some were even sacrificed to accompany their owners to the afterlife.

4. Diverse Coat Varieties

Chihuahuas come in a variety of coat types, including short-haired (smooth coat), long-haired, and even a rare intermediate coat. The coat can be solid or have various patterns and colors.

Long-Haired Chihuahuas
Image Credit: otsphoto, Shutterstock

5. Variety in Sizes

Chihuahuas are known for their diminutive size, typically weighing between 2 to 8 pounds. Despite their small size, Chihuahuas can vary in weight and height. Some may be dainty, while others are more robust, falling into the “teacup” or “deer head” categories.

6. Unique Head Shape

Chihuahuas have a distinctive apple-shaped head characterized by a rounded skull and a short nose. This contributes to their adorable and expressive facial features.

7. Expressive Ears

Chihuahuas are recognized for their large, expressive ears. Their ears can move independently and may perk up when they are curious or excited.

deer head chihuahua puppy dog lying down
Image Credit: KarepaStock, Shutterstock

8. Big Personalities

Despite their size, Chihuahuas are often characterized by their larger-than-life personalities. They can be confident, courageous, and even a bit sassy.

9. Long Lifespan

Chihuahuas have a relatively long lifespan compared to larger breeds. On average, they can live up to 12 to 20 years, depending on factors such as genetics and healthcare.

10. Capable Jumpers

Despite their small stature, Chihuahuas are known for their agility and jumping abilities. They can easily leap onto furniture or even into their owners’ arms. Chihuahua owners should make sure their pets have an opportunity to try out some agility training.

chihuahua dog going through obedience training
Image Credit: LNbjors, Shutterstock

11. Burrowers by Nature

Chihuahuas have a natural inclination to burrow and seek warmth. They may enjoy nesting in blankets or cuddling close to their owners for comfort.

12. Heart Murmurs

Chihuahuas are prone to heart murmurs or abnormal blood flow in the heart that causes whooshing sounds. This is usually not dangerous, but regular veterinary check-ups can help monitor and manage any other potential cardiac issues.

13. Dental Issues and Other Health Concerns

Chihuahuas are prone to problems with their teeth, so regular dental care is crucial. Regular brushing, dental treats, and toys can help maintain their oral health. Chihuahuas can also be prone to certain health issues, including patellar luxation and hypoglycemia. Regular veterinary check-ups and a healthy diet are essential for their well-being.

veterinarian checks the teeth of a Chihuahua dog
Image Credit: Chang-Pooh24, Shutterstock

14. Prone to Shivering

Due to their small size and minimal body fat, Chihuahuas are more susceptible to feeling cold. They may shiver or seek warmth, making them more comfortable in sweaters or jackets in cooler weather.

15. Medical Sensitivity

Chihuahuas are sensitive to anesthesia due to their small size. Veterinarians often take extra precautions when administering anesthesia to Chihuahuas to ensure their safety during medical procedures.

16. Temporary Molera

Many Chihuahua puppies are born with a soft spot on their skulls, known as a molera. Unlike most mammals, the soft stays through adulthood in many cases.

Sick Chihuahua puppy on the floor
Image Credit: EugeneEdge, Shutterstock

17. They Can Have a Napoleon Complex

Chihuahuas are sometimes associated with a “Napoleon Complex” due to their bold and confident demeanor. Despite their small size, they may exhibit traits of being larger and more powerful than they are.

18. Aptitude for Training

Despite their independent nature, Chihuahuas are intelligent and can be trained with positive reinforcement techniques. Early socialization and consistent training are key to a well-behaved Chihuahua.

19. Famous Owners

Chihuahuas have been favored by celebrities throughout history. Marilyn Monroe, Paris Hilton, Madonna, and Reese Witherspoon are among the famous individuals who have owned Chihuahuas.

a chihuahua lying on a man's lap
Image Credit: Free-Photos, Pixabay

20. Record for Oldest Chihuahua

The Guinness World Record for the oldest Chihuahua is held by a dog named Megabyte, who lived to be 20 years and 265 days old.

21. Loyal Companions

Chihuahuas are known for forming strong bonds with their owners. They can be incredibly loyal and may develop a strong preference for one person in the household.

22. Good Apartment Dogs

Due to their small size and minimal exercise requirements, Chihuahuas can adapt well to apartment living. However, they still benefit from regular play and exercise.

pet owner with her chihuahua at home
Image Credit: zEdward_Indy, Shutterstock

23. Reputation as “Taco Bell Dogs”

The Chihuahua gained widespread recognition in the late 1990s through a series of popular Taco Bell commercials featuring a talking Chihuahua named Gidget, contributing to their popularity as pets.

24. Famous Characters

Renowned cartoon character Bruiser Woods, Elle Woods’ Chihuahua in the movie “Legally Blonde,” played a significant role in popularizing Chihuahuas and showcasing their charming personalities.

25. Trendy in Old Hollywood

Chihuahuas gained popularity in Hollywood during the early 20th century. Celebrities like Xavier Cugat and his Chihuahua, Chiquita, helped solidify the breed’s status as a fashionable companion.

chihuahua dog in a tuxedo at a wedding
Image Credit: Studio Peace, Shutterstock

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Chihuahuas are a great choice for a dog if you’re looking for a small breed with a big personality and lots of quirky and endearing traits. They’re always a popular choice for dog lovers, both experienced ones and ones who are new to canine ownership. We hope this article helped you learn even more about this sweet little spitfire and can help you decide if one is right for you.

Featured Image Credit: Kongrat, Shutterstock

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