Jack Chi

Jack Chi:Chihuahua and Jack Russell Terrier Mix

Hybrid Breed

Chihuahua + Jack Russell Terrier


The Jack Chi, affectionately referred to as the Jack Russell Chihuahua Mix, is a captivating hybrid breed. Born from the merging of a Jack Russell Terrier and a Chihuahua, this exceptional breed made its first appearance in the 20th century. The intent behind its creation was to combine the best traits of both parent breeds, resulting in a unique and versatile mixed breed.

Characteristics and Temperament

Renowned for their energy, intelligence, and affection, Jack Chis carry forward the stamina and adventurous spirit of the Jack Russell Terrier, combined with the Chihuahua's keen alertness and undeniable charm. The general traits of Jack Chis include:

  • Being small to medium in size, with a height ranging between 10 and 15 inches.
  • Weighing approximately 8 to 18 pounds.
  • Having a life expectancy of 13 to 15 years.


The Jack Chi's intelligent and adaptable nature makes it easy for them to adjust to various environments. This makes them the perfect match for active families, singles, or older people seeking a dynamic and loyal companion. It is essential to remember that a Jack Chi needs plenty of physical and mental stimulation to lead a happy and balanced life.

Known for their natural alertness and keen hearing, Jack Chis make excellent watchdogs. They can be cautious around small children and other pets if not properly socialized, so it's crucial to introduce them to various social scenarios from a young age.

Grooming and Care

When it comes to grooming, Jack Chis are relatively low maintenance. Regular brushing is required to keep their coats in good condition. Like all dogs, they need a balanced diet, regular veterinary check-ups, and timely vaccinations to ensure their health.

Brimming with a bold spirit and a loving nature, Jack Chis are a delightful addition to any family. Their unique blend of character traits makes them a memorable companion, offering a perfect balance of affection and liveliness.

Banner: Anne Göbi
Hund,Möbel,Fleischfresser,Hunderasse,Tisch,Rehkitz,Begleithund,Stuhl,Tür,Hundezubehör, Hund,Fleischfresser,Hunderasse,Sicherheitshandschuh,Finger,Begleithund,Nagel,Tierarzt,Arbeitstier,Service, Hund,Hunderasse,Fleischfresser,Schnurrhaar,Begleithund,Rehkitz,Landtier,Arbeitstier,Canidae,Sportliche Gruppe, Blume,Pflanze,Hund,Fleischfresser,Gras,Hunderasse,Kitz,krautige Pflanze,Sportgruppe,Bodendecker,
Alternate Name -
Origin Mexico - England
Life expectancy 12 - 20 years
Care requirements low-maintenance
Activity level low - high
FCI group not recognised
AKC group not recognised
KC group not recognised

The Jack Chi, an intriguing fusion of the Jack Russell Terrier and Chihuahua, stands out with its distinctive character and temperament. This hybrid dog cleverly combines the finest attributes of both its parent breeds, resulting in a vibrant mix of loyalty, energy, and intelligence.

Energy and Liveliness

A defining hallmark of the Jack Chi is its boundless energy and zest for life. Small in stature but robust in spirit, this breed revels in staying active - a characteristic mirroring its Jack Russell Terrier and Chihuahua lineage. Jack Chis relish long walks, frolicking in the park, and engaging in stimulating training exercises that channel their abundant energy in a constructive manner.

Loyalty and Affection

Loyalty and affection form the backbone of the Jack Chi's character. They are fiercely loyal to their owners and typically form deep bonds with their human families. Being social creatures, they enjoy partaking in daily household activities and spending quality time with their loved ones.

Intelligence and Adaptability

Renowned for their intelligence and adaptability, Jack Chis are quick thinkers with an eagerness to learn. These traits make them exceptional students, capable of quickly mastering new commands and tricks. Their adaptability enables them to thrive in diverse environments, be it a bustling city apartment or a serene country home.


The Jack Chi's inherent alertness cannot be overlooked. These dogs are keen and watchful, qualities that make them excellent watchdogs. They are never aggressive but can exhibit caution and protectiveness when it comes to their territory and family.

In essence, the Jack Chi is a dynamic, loving, and intelligent dog that infuses each day with a sense of adventure. Its character and temperament make it an ideal companion for active families, singles, and seniors alike, adapting to various lifestyles with ease.

Hund,Hunderasse,Fleischfresser,Komfort,Rehkitz,Begleithund,Schnauze,Landtier,Langeweile,Sportliche Gruppe, Blume,Pflanze,Hund,Hunderasse,Fleischfresser,Gelb,Gras,Begleithund,Kitz,Grasfamilie,

The Jack Chi, a dynamic mix of the Jack Russell Terrier and the Chihuahua, is generally a robust and adaptable canine. However, like any breed, it's susceptible to certain health problems. Understanding potential health risks and promoting responsible breeding practices are essential to maintaining their overall well-being.

Health Challenges in the Jack Chi

While Jack Chis are typically healthy dogs, they can inherit health issues common to their parent breeds. Some of the most prevalent health concerns include:

  • Patellar Luxation: A common condition in small dogs, where the kneecap slips out of its natural position.
  • Legg-Calvé-Perthes Disease: A hip joint disorder often seen in smaller breeds.
  • Heart Problems: Particularly heart valve disease, prevalent in Chihuahuas, can also affect Jack Chis.

Regular veterinary check-ups and preventive measures can aid in early detection and treatment of these conditions.

Responsible Breeding

When it comes to Jack Chi breeding, the health and welfare of the dogs should always be paramount. Responsible breeders conduct thorough health screenings and only select healthy parents for breeding to minimize the risk of genetic diseases.

Additionally, responsible breeding ensures puppies are nurtured in a secure and loving environment. Puppies should be well socialized and exposed to a variety of people, sounds, and environments, which helps prepare them for a joyful and healthy life.

In essence, the Jack Chi is a resilient and healthy dog that can lead a long and happy life with proper care and attention. If considering a Jack Chi puppy, it's crucial to choose a reputable breeder dedicated to upholding the health and welfare of their dogs.


The Jack Chi is an intriguing crossbreed between the Jack Russell Terrier and the Chihuahua, boasting a distinctive and captivating appearance. Its size, coat texture, and overall look contribute to its uniqueness and charm.

Size and Weight

Typically, the Jack Chi falls into the small to medium size category. It measures around 25 to 38 centimeters in shoulder height and generally weighs between 3.5 to 8 kilograms. While the size and weight can vary depending on the genetic influences of the parents, the Jack Chi is generally considered one of the smaller dog breeds.

Coat and Colors

The Jack Chi's coat type can vary based on the dominant parent. Some may inherit the short, smooth, and dense coat of the Jack Russell Terrier, while others may have the longer and softer coat of the Chihuahua. Regardless, regular grooming is necessary to maintain a healthy and lustrous coat.

The coat color of the Jack Chi is also diverse. Common color combinations include black, brown, white, and cream. It is not uncommon to come across Jack Chis with multi-colored coats.

Face and Expression

A notable feature of the Jack Chi is its expressive face. Its eyes are typically dark and brimming with life, while its ears can be semi-standing or fully drooping, adding to its charm.

Overall, the Jack Chi is an aesthetically pleasing dog that combines the rugged appeal of the Jack Russell Terrier with the delicate beauty of the Chihuahua. Its compact size, coupled with its lively and expressive demeanor, makes it a captivating companion that effortlessly attracts attention both indoors and outdoors.

Fur length medium - short
Fur flat coated - rough-haired
Ear shape Standing Ears - Tilt-ear
Tail lang
Anatomy slim, sporty
Size ♀ 15 - 38 cm
Weight ♀ 2 - 8 kg
Size ♂ 15 - 38 cm
Weight ♂ 2 - 9 kg
Suitable For -
Blume,Pflanze,Hund,Fleischfresser,Gras,Hunderasse,Kitz,krautige Pflanze,Sportgruppe,Bodendecker,
Hund,Hunderasse,Fleischfresser,Komfort,Rehkitz,Begleithund,Schnauze,Landtier,Langeweile,Sportliche Gruppe,
  • Eye diseases

    Often occur with allergies and intolerances.

  • Hypoglycemia

    If an insulin dose was overdosed or accidentally administered twice, the dog may experience hypoglycemia.

  • Tartar

    If dogs don't get a good food or sugary food, tartar can quickly appear.

  • Eye infections

    Chronic eye infections can be very painful in dogs and can be treated with medication. In rare cases, the cornea must be treated.

  • Cataract

    Cataracts are still one of the most common causes of blindness, even in dogs.

  • Numbness

    Often occurs in old age.

  • Ataxia

    Ataxia (from Greek ἀταξία ataxia 'disorder' 'irregularity') is a generic term in medicine for various disorders of movement coordination. Ataxia can occur even when there is no paralysis (paresis), that is, when there is normal muscle strength.

  • Atopy

    Canine atopic dermatitis or environmental allergy is characterized by itching with scratching, biting, and rubbing of the face, paws, and belly

  • Dermatophytosis

    Dermatophytosis (synonym dermatophytosis, from ancient Greek τὸ δέρμα derma, German 'skin' and ancient Greek φυτόν phyton, German 'plant') or tinea (Latin for 'woodworm', 'moth') is a skin fungal disease caused by specific fungi (dermatophytes).

  • extreme whiteness

    May be associated with some other diseases.

  • Legg-Calve-Perthes

    Legg-Calvé-Perthes disease (aseptic femoral head necrosis) is a growth disorder of the femoral head.

  • Dislocations

    Lenticular and patella luxation occur in some breeds and affect the eye.

  • Myelopathy

    Degenerative myelopathies of dogs are a series of slowly progressing neurological diseases associated with destruction of the spinal cord. These diseases are associated with slowly progressive movement disorders of the hindquarters.

  • The life expectancy of a Chihuahua-Jack Russell Terrier mix is about 12 to 15 years.

  • It measures about 25 to 38 centimeters in shoulder height and usually weighs between 3.5 to 8 kilograms

  • A Chihuahua-Jack Russell Terrier mix can be brown, black, tan or white.

  • A Chihuahua and a Jack Russell Terrier mix have high energy levels.

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