Jack Russell Terrier Facts You Should Know (with Pictures).

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Jack Russell Terrier Breed Overview

The Jack Russell Terrier is a small-sized dog.

The adult Jack Russell Terrier stands 10 to 15 inches tall at the shoulder.

The Jack Russell Terrier belongs to the Terrier Dogs group.

Dogs in the Terrier Dogs group, like the Jack Russell Terrier, were originally bred to go underground to hunt rodents and other small wild animals (vermin).

Terriers come in a wide range of sizes and shapes, but all terriers are energetic, highly intelligent, and territorial. Terries also have the tendency to escape. They require a securely fenced yard.

The fact that the Jack Russell Terrier belongs to the Terrier Dogs group is one of the reasons why Jack Russell Terriers have the personality and temperament that they have.

The temperament of the Jack Russell Terrier is generally described as:

  • Athletic
  • Clownish
  • Energetic
  • Fearless
  • Intelligent
  • Stubborn
  • Vocal

History of the Jack Russell Terrier Breed. Where Jack Russell Terriers came from

The Jack Russell Terrier is an actual working Terrier and has been strictly bred for hunting since its beginning in the early 1800s.

The Jack Russell Terrier is a newer member of the AKC terrier group, and two national kennel clubs recognize the breed.

The Reverend John Russell bred the small white fox-working terriers we know today from a now extinct English white terrier.

He described Trump, his first dog, as an animal he had only seen in his dreams.

A terrier was developed in the 1850s by John Russell that had high stamina for the hunt and the courage and formation to chase out foxes that had gone to the ground.

Hunt enthusiasts were well respected for their qualities and were often taken on.

The Fox Terrier Club was formed in 1875 with John Russell as one of the founder members.

By the start of the 20th century, the breed had altered more towards the modern breed.

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What the Jack Russell Terrier Looks Like

There are three types of coats that the Jack Russell terrier has: smooth, broken, and rough (coarse, longer straight hair).

This species has a compact, muscular body that is white with tan or black markings.

In addition to being energetic and happy, the Jack Russell Terrier has a great work ethic.

Although they make wonderful watchdogs, they may not tolerate small children or other animals in the house.

The Jack Russell is not a breed for everyone.

They are hunting dogs and may not get along with other pets.

The Jack Russell terrier needs lots of exercises and a large fenced yard.

If kept indoors, daily brisk walks are a must!.

How Much is the Jack Russell Terrier Puppy?

How Much Jack Russell Terriers Cost

The average price of a Jack Russell Terrier puppy is $1100. The price of a Jack Russell Terrier puppy ranges from $700 to $1250.

A lot of factors determine the price of the Jack Russell Terrier. These factors include what health records the Jack Russell Terrier puppy has, the lineage of the Jack Russell Terrier puppy, the US state the breeder is located in, etc.

To estimate how much you can expect to pay for a puppy Jack Russell Terrier based on the many factors that determine the price of the Jack Russell Terrier puppy, check out our calculator that lets you estimate how much you should expect to pay for the Jack Russell Terrier puppy based on what you want in the puppy.

When looking to buy a puppy, look at buying a puppy only from well-established breeders that breed puppies primarily for the love of the Jack Russell Terrier breed, and secondarily for profit. Do not buy a puppy from a puppy mill. Puppy mills mass-produce puppies in bad living conditions for maximum profit.

You may also consider adopting instead of buying a puppy. Adoption costs are very low compared to the price of a puppy.

Adopting or Rescuing the Jack Russell Terrier

You may consider adopting a dog instead of buying a puppy. Many dogs, Jack Russell Terriers included, are currently available for adoption in your local dog shelters.

These helpless but adorable dogs are waiting in dog shelters hoping that someday someone will rescue them. Dog adoption costs are lesser than the cost of a new puppy. Dog adoption costs are usually around $300 or even less.

In addition to your local dog shelter, another good place to find dogs that are available for adoption is petfinder.com.

Below is an adorable Male Jack Russell Terrier named Winston that is currently available for adoption on Petfinder.com. You can find other lovely Jack Russell Terriers like Winston on pefinder.com.

Jack Russell Terriers like Winston are available for Adoption! It is cheaper to adopt. Image from petfinder.com

Roscoe is the name of another Jack Russell Terrier (Male) on petfinder.com that is looking for a new forever home.

Roscoe the Jack Russell Terrier is available for adoption on petfinder.com. Information from petfinder.com

You can find more Jack Russell Terriers that are available for adoption on petfinder.

Jack Russell Terrier Growth

Jack Russell Terrier Growth

New Jack Russell Terrier owners need to know about the growth of their Jack Russell Terriers. This will help them plan their living spaces accordingly.

Also, knowing the typical growth pattern of the Jack Russell Terrier will help new owners catch the abnormal growth of their Jack Russell Terrier early.

See our calculator for predicting how big your Jack Russell Terrier puppy will get. You will also learn about the typical weight of the Jack Russell Terrier at different ages and how to catch abnormal growth in your Jack Russell Terrier

Jack Russell Terrier

What Colors do Jack Russell Terriers Have?

Jack Russell Terriers come in the following beautiful primary colors:

  • White / Cream
  • Black
  • Bicolor
  • Tricolor (Brown, Black, & White)
  • Red / Chestnut / Orange
  • Brown / Chocolate
  • Yellow / Tan / Blond / Fawn
  • Apricot / Beige

Jack Russell Terriers come in the following lovely secondary colors in addition to their primary colors:

  • Apricot / Beige
  • White / Cream
  • Yellow / Tan / Blond / Fawn
  • Black
  • Brown / Chocolate
  • Red / Chestnut / Orange
  • Golden
Jack Russell Terrier

The Temperament of the Jack Russell Terrier

The temperament of the Jack Russell Terrier based can be summarized as in the table below.

The table shows the scores of the Jack Russell Terrier for 13 important dog behavioral factors.

We obtained these scores by analyzing raw data from the C-BARQ dog personality survey tool. The higher the score of a dog for a factor, the worse the temperament of the dog regarding that factor.

The C-BARQ tool was developed by researchers from the University of Pennsylvania, and it is a scientific tool that is used worldwide for reliably measuring the temperament of dog breeds.

See our complete analysis of the temperament of the Jack Russell Terrier here.

Factor Score
Prey Drive 82.1 percent
Energy Level 79.1 percent
Excitability 70.1 percent
Dog Directed Aggression 65.8 percent
Attachment Attention Seeking 64.4 percent
Dog Rivalry 61.7 percent
Separation Related Behavior 50.8 percent
Stranger Directed Aggression 43.9 percent
Dog Directed Fear 39.9 percent
Stubbornness 39.1 percent
Touch Sensitivity 37.8 percent
Nonsocial Fear 37.5 percent
Owner Directed Aggression 32.5 percent
Stranger Directed Fear 19.5 percent
Jack Russell Terrier

How Long Jack Russell Terriers Live

The lifespan of the Jack Russell Terrier is typically from 10 to 15 years.

Jack Russell Terriers live long if they eat well, drink well, exercise well, and visit the veterinarian regularly.

Jack Russell Terrier

Jack Russell Terrier Litter Size

Researchers from the Norwegian School of Veterinary Science did a study where they counted the numbers of puppies in 138 different Jack Russell Terrier birth litters.

From this study, the researchers found that the average number of puppies that Jack Russell Terriers can have is 4 puppies. Also, the Jack Russell Terrier can have as few as 1 puppies per litter and as many as 10 puppies per litter.

The number of puppies that the Jack Russell Terrier will have depends on factors such as the age of the Jack Russell Terrier, the method of pregnancy, etc.

Click here to see our calculator for predicting how many puppies your Jack Russell Terrier will have and how the litter size of the Jack Russell Terrier compares to the litter size of other dog breeds.

Good Names for Jack Russell Terriers

Here are some really good names that are typical for the Jack Russell Terrier ranked by popularity:

  • Jack
  • Jake
  • Russ
  • Adam
  • Snoopy
  • Toby
  • Jackson
  • Peanut
  • Watson
  • Wishbone
Jack Russell Terrier

How Intelligent are Jack Russell Terriers?

Jack Russell Terrier
Intelligence Rank 46 out of 130 dog breeds
Trainability Tend To Learn New Commands After 25 To 40 Repetitions

According to Prof. Stanley Coren, a Canadian psychology professor/dog trainer, the total intelligence that a dog demonstrates is the addition of three types of intelligence. These intelligence types are:

  1. Instinctive Intelligence: This is the natural intelligence that comes from instinct. For example, dog breeds that have been historically bred to be guard dogs will have a high `guarding` intelligence compared to dogs that were not bred for guarding.

  2. Adaptive Intelligence (learning and problem-solving ability): This indicates what a dog can learn to do for himself or herself. Adaptive intelligence is specific to each dog, and not breed specific. You can improve your dog`s adaptive intelligence by investing time to train your dog.

  3. Working/Obedience Intelligence: This type of intelligence is breed-specific. Certain dog breeds tend to have higher working/obedience intelligence than some other breeds. This intelligence is the closest to what we might call school-learning ability and it is based upon what the dog can learn to do when instructed by humans. This type of intelligence can be measured for each dog breed and compared to that of other dog breeds.

Professor Stanley Coren measured and ranked the working intelligence of about 130 different dog breeds.

Prof. Coren found that the Jack Russell Terrier has an obedience intelligence rank of 46 out of 130 dog breeds. Thus, Prof. Coren put Jack Russell Terriers in the `Average Working/Obedience Intelligence Dogs` category.

This means that Jack Russell Terriers tend to learn new commands after 25 to 40 repetitions.

However, we should mention that a dog should not be judged based on its intelligence alone. There are other important factors you need to consider when deciding on which dog breed to get. These other factors include sociability, adorability, and compatibility of the dog breed with your lifestyle.

See the intelligence ranking of some other dog breeds below:

Breed Intelligence Rank
Golden Retriever 4
Australian Cattle Dog 10
English Springer Spaniel 13
Cocker Spaniel 20
Chesapeake Bay Retriever 27
Airedale Terrier 29
Manchester Terrier 32
Bedlington Terrier 40
American Water Spaniel 44
Bichon Frise 45
Scottish Deerhound 47
Boxer 48
Ibizan Hound 53
Skye Terrier 55
Norfolk Terrier 56
Pug 57
Saint Bernard 65
Pekingese 73
Bloodhound 74
Chow Chow 76
Jack Russell Terrier
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Health Problems in Jack Russell Terriers and How to Prevent Them

Every dog breed has its own set of health problems that it tends to develop. There is nothing like a perfect dog breed.

The Jack Russell Terrier is prone to certain genetic health conditions. The Orthopedic Foundation for Animals (OFA) is an organization that keeps track of genetic health problems in dog breeds.

From the extensive records that the OFA keeps, the OFA knows what health problems each dog breed is naturally prone to develop.

Hence, the OFA recommends which health screening breeders should perform on a dog breed to make sure that the breeders won`t breed `defective` dog parents that can pass down defective genes to their puppy offspring.

If you want a Jack Russell Terrier puppy that will grow up to be healthy, make sure that your Jack Russell Terrier breeder screens your puppy or your puppy`s parents for the health problems that the OFA recommends for your puppy`s breed. This will increase the chances that your puppy is free from genetic defects.

The following are the health tests that Orthopedic Foundation for Animals (OFA) recommends that breeders should screen Jack Russell Terriers for:

    You can find out more about OFA`s recommended tests for Jack Russell Terriers here.

    Jack Russell Terrier

    How to Take Care of Jack Russell Terrier

    How to feed your Jack Russell Terrier.

    To take good care of your Jack Russell Terrier, you need to make sure that you groom your Jack Russell Terrier regularly.

    Secondly, you need to find a veterinarian in your area that will routinely check the health status of your Jack Russell Terrier regularly, and give you appropriate recommendations on your Jack Russell Terrier`s preventative care.

    Thirdly, you need to commit some time to exercise your Jack Russell Terrier daily. Regular exercise helps improve the health and quality of life of your Jack Russell Terrier.

    Also, you need to feed your Jack Russell Terrier high-quality dog food, and the food should be of the right amount to prevent your Jack Russell Terrier from getting overweight or underweight.

    See our recommendations on what to feed the Jack Russell Terrier and how much food to feed the Jack Russell Terrier at different life stages.

    Finally, you need to make sure that your Jack Russell Terrier has access to clean water all the time. See our recommendations on how much water your Jack Russell Terrier needs to drink at different ages.

    How much water your Jack Russell Terrier needs.

    Dog Breeds That Are Similar to Jack Russell Terriers

    If you have not made up your mind on which dog breed to get, you may also want to consider some other dogs similar to the Jack Russell Terrier.

    We crunched the numbers and found that the following dog breeds that have similar behavior and temperament as the Jack Russell Terrier:

    Jack Russell Terrier

    Other Things to Know About Jack Russell Terriers

    Here are some of the very important characteristics of the Jack Russell Terrier that you need to know about the Jack Russell Terrier breed:

  1. Jack Russell Terriers do not have the tendency to drool.
  2. Jack Russell Terriers are not the best dogs for new dog owners.
  3. Jack Russell Terriers can tolerate cold weather.
  4. Jack Russell Terriers get along well with kids. They are kid-friendly.
  5. Jack Russell Terriers are very friendly towards strangers.
  6. Jack Russell Terriers are very healthy. They do not suffer from a lot of health problems compared to other dog breeds
  7. Jack Russell Terriers gain weight easily. You need to pay careful attention to what you feed them.
  8. Jack Russell Terriers are very easy to train.
  9. Jack Russell Terriers are prone to nip and chew at things.
  10. Jack Russell Terriers are highly vocal. They have the tendency to bark and howl.
  11. Jack Russell Terriers have a high tendency to wander. They are easily distracted by other animals or objects.
  12. Jack Russell Terriers are great family dogs. They are very affectionate with family.
  13. Jack Russell Terriers get along well with other dogs.
  14. Jack Russell Terriers are highly intelligent.
  15. Jack Russell Terriers have a high prey drive. They do not get along well with other pets.
  16. Jack Russell Terriers have very high energy levels. They need a lot of exercise time to release their high energy.
  17. Jack Russell Terriers do things with high intensity. They can be very forceful.
  18. Jack Russell Terriers require a lot of exercise. They are good for owners who like to exercise.
  19. Jack Russell Terriers are very playful.
  20. Jack Russell Terriers weigh 13 to 17 pounds when fully grown.
  21. Jack Russell Terriers are 10 to 15 inches tall at the shoulder when fully grown.
  22. Jack Russell Terriers have a lifespan of 10 to 15 years.