Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Comparison - Dog breed selector: Cavalier or Decker Giant or Jack? Find the right dog for you

"Find similarities and differences between Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier" Compare Cavalier King Charles Spaniel and Rat Terrier. Which is better: Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier?

Size and Weight Price and Availability Trainability and Intelligence Personality and Temperament Activity and Playfulness Adaptability and Independence Bite Characteristics Health and Lifespan Energy and Activity Diet and Weight Management Allergies and Grooming Good With As a Working Dog Reproducibility Recognition Show differences only

Name	Cavalier King Charles Spaniel	Rat Terrier	Jack Russell Terrier
Origins	England	United States	England
All Dog Breeds By Country Of Origin
Group	Companion Dogs	Hunting Dogs	Hunting Dogs
Popularity Rank	19	97	78
Reviews	7	2	3
User Ratings

Common Names & Aliases Compare alternative names and nicknames used for Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier breeds.	Cavalier Cavie Cav	Decker Giant Rat Rattie Ratting Terrier American Rat Terrier	Jack Russell Terrier
Breed Classification How do breed classifications differ between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier? Compare their breeding categories.	Purebred	Purebred	Purebred

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Size and Weight Comparison

Size Classification Compare size differences between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which breed is the largest?	Small	Small	Small
Weight Statistics How do weights compare between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier? Compare adult weight ranges.	10-18 pounds (5-8 kg)	Standard: 12-35 pounds (5.5-16 kg)	11-18 pounds (5-8 kg)
Average Weight Which dog has a smaller / higher average weight?	14 pounds (6.5 kg)	Standard: 23.5 pounds (5.10.5 kg)	14.5 pounds (6.5 kg)
Height Which is taller, Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier? Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier height comparison:	12-13 inches (30-33 cm)	Standard: 14-23 inches (35.5-58.5 cm)	8-15 inches (20-38 cm)
Average Height Which dog has a smaller / higher average height?	12.5 inches (31.5 cm)	Standard: 18.5 inches (35.5-58.5 cm)	11.5 inches (29 cm)

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Price and Availability Comparison

Price Range Compare puppy costs for Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Find price differences between these breeds.	$1200-$1500	$300-$500	$700-$1000
Availability Which is easier to get, Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier?	Very frequent: The Cavalier King Charles Spaniel is quite easy to get.	Very frequent: The Rat Terrier is quite easy to get.	Very frequent: The Jack Russell Terrier is quite easy to get.

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Trainability and Intelligence Comparison

Intelligence Rating Compare intelligence levels between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which breed ranks highest?	Average: It takes patience to teach this breed any tricks or commands, but the effort is worth it. See more.	Smart: The Rat Terrier dogs have great intelligence. See more.	Very smart: Jack Russell Terrier is an excellent dog breed. See more.
Smartest Dog Breeds
Training Difficulty Compare training difficulty levels between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which is easiest to train?	Cavalier King Charles Spaniel dogs are quite easy to train. See more.	Rat Terrier dogs are quite easy to train. See more.	Jack Russell Terrier dogs are quite easy to train. See more.
Least Obedient Dog Breeds		Dog Breeds That Easy To Train
Watchdog Rating Compare watchdog abilities of Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which breed is most alert?	Cavalier King Charles Spaniel dogs are not the best watchdogs. See more.	Rat Terrier dogs are average watchdogs. See more.	Jack Russell Terrier dogs are good watchdogs. See more.
Territorial Protection Compare territorial instincts between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which breed is most protective?	Cavalier King Charles Spaniel dogs are not the best to protect their territory. See more.	Rat Terrier dogs are extremely protective guard dogs. See more.	Jack Russell Terrier dogs are extremely protective guard dogs. See more.
Guard Dog Breeds List

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Personality and Temperament Comparison

Personality Traits How do personalities differ between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier? Compare temperaments.	Active Courageous Intelligent Friendly Affectionate Gentle Social Fearless Cheerful Quiet Nonaggressive Polite Graceful Sporty No tendency towards nervousness	Loving Alert Affectionate Lively Inquisitive	Stubborn Independent Energetic Alert Courageous Cheerful
Sensitivity Level Which dog is more sensitive? What's the difference?	Sensitive: Cavalier King Charles Spaniel dogs don't like an irregular daily routine, noisy household, and frequent guest visits. See more.	They are a little bit more sensitive than other dog breeds. See more.	They are a little bit more sensitive than other dog breeds. See more.
Most Sensitive Dog Breeds		Less Sensitive Dog Breeds
Affection Level Which is the more affectionate dog breed: Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier?	High: Cavalier King Charles Spaniel dogs are genuinely loyal, soft and gentle, loving, and affectionate dogs toward their handlers. See more.	High: Rat Terrier dogs are genuinely loyal, soft and gentle, loving, and affectionate dogs toward their handlers. See more.	High: Jack Russell Terrier dogs are genuinely loyal, soft and gentle, loving, and affectionate dogs toward their handlers. See more.
Most Affectionate Dog Breeds
Social Needs Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier social needs comparison:	Cavalier King Charles Spaniel dogs need a lot of social interaction. See more.	Rat Terrier dogs need a lot of social interaction. See more.	Jack Russell Terrier dogs need for social interaction is average. See more.
Impulse to Wander or Roam Which dog has a greater roaming instinct?	Cavalier King Charles Spaniel dogs tend to escape less than other breeds. See more.	The wanderlust potential of the Rat Terrier is strong enough to escape from home. See more.	The wanderlust potential of the Jack Russell Terrier is strong enough to escape from home. See more.
Prey Drive Which dog has a higher prey drive? Which can be better for hunting?	Cavalier King Charles Spaniel dogs have an average prey drive, which means that they don't have a high impulse to chase and catch something like a cat or any other small aminals, but it might happen. See more.	Rat Terrier dogs have a higher impulse to chase and catch something than other dog breeds. See more.	Jack Russell Terrier dogs have a high impulse to chase and catch something. See more.
Dog Breeds With Low Prey Drive		Dog Breeds With High Prey Drive

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Activity and Playfulness Comparison

Barking Frequency Compare barking frequencies of Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which breed is most vocal?	Average: The Cavalier King Charles Spaniel barks occasionally. See more.	Average: The Rat Terrier barks occasionally. See more.	A lot: Jack Russell Terrier is a particularly loud breed. See more.
Quiet Dog Breeds That Don't Bark		Dog Breeds That Bark The Most
Playful Nature Compare playfulness levels between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which breed is most playful?	Average: Cavalier King Charles Spaniels, like any other dog breed, like playing. See more.	Average: Rat Terriers, like any other dog breed, like playing. See more.	The Jack Russell Terrier is a highly playful breed. See more.
Most Playful Dog Breeds
Apartment Adaptability Compare apartment suitability of Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which adapts best to small spaces?	Very house-friendly dog the Cavalier King Charles Spaniel breed.	Very house-friendly dog the Rat Terrier breed.	Not an apartment-friendly dog the Jack Russell Terrier breed.
The Worst Dog Breeds for Apartment Living		Apartment Friendly Dogs List

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Adaptability and Independence Comparison

Lifestyle Adaptability Compare adaptability between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which breed is most flexible?	Cavalier King Charles Spaniel dogs adapt very well to lifestyle changes and basically all living environments.	Rat Terrier dogs adapt very well to lifestyle changes and basically all living environments.	Jack Russell Terrier dogs adapt very well to lifestyle changes and basically all living environments.
Alone Time Tolerance Which dog can be left alone: Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier?	Cavalier King Charles Spaniel dogs tend to have separation anxiety when their owners left them alone at home because they bond very closely with them.	Rat Terrier dogs tend to have separation anxiety when their owners left them alone at home because they bond very closely with them.	Just like every puppy, they are prone to panic, cry, bark, whine when they left alone by their owner.

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Bite Characteristics Comparison

Bite Risk Assessment Compare biting potential between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which has lowest bite risk?	Low 🔽 The Cavalier King Charles Spaniel has a low chance of biting somebody.	Low 🔽 The Rat Terrier has a low chance of biting somebody.	Low 🔽 The Jack Russell Terrier has a low chance of biting somebody.
Mouthing Tendency Compare mouthing tendencies between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which uses mouth most during play?	Cavalier King Charles Spaniel dogs have an average tendency to nip, chew, playbite, or herd people. See more.	Rat Terrier dogs have a lower than average tendency to nip, chew, playbite, or herd people. See more.	Jack Russell Terrier dogs have a higher than average tendency to nip, chew, playbite, or herd people. See more.
Bite Strength Rating Compare bite forces between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which has the strongest bite?	Between 100 and 200 PSI 🔽 Cavalier King Charles Spaniel bite force: Weak.	Between 100 and 200 PSI 🔽 Rat Terrier bite force: Weak.	Between 100 and 200 PSI 🔽 Jack Russell Terrier bite force: Weak.
Dog Breeds With The Lowest Bite Force		Dog Breeds With the Strongest Bite Force

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Health and Lifespan Comparison

Average Lifespan Compare life expectancies of Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which breed lives longest?	10-14 years The average lifespan of Cavalier King Charles Spaniel: 12 years	14-18 years The average lifespan of Rat Terrier: 16 years	12-16 years The average lifespan of Jack Russell Terrier: 14 years
Calculate dog years to human years by breed here
Climate Tolerance Compare weather adaptability between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which handles climate changes best?	Tolerates warm and cold weather Dogs that tolerate hot and cold weather are typically those that have a double coat of fur. See more.	Prefers warm weather Dogs that prefer warm weather conditions are typically breeds that were originally bred in warmer climates. See more.	Prefers average to warm weather conditions Different dogs have different preferences when it comes to weather conditions. See more.
Health Concerns Compare health problems common in Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which has fewer health issues?	Cavalier King Charles Spaniels tend to have more frequent health issues than other breeds.	The Rat Terrier is a healthy breed, but there are certain health issues that you should check with your vet regularly.	The Jack Russell Terrier is a healthy breed, but there are certain health issues that you should check with your vet regularly.
Healthiest Dog Breeds
Vet Care Frequency Which one may need more or less veterinary visits?	Frequent The Cavalier King Charles Spaniel should have a complete physical check-up at least once (but preferably twice) per year.	Average The Rat Terrier should have a complete physical check-up at least once per year.	Average The Jack Russell Terrier should have a complete physical check-up at least once per year.
Longest Living Dog Breeds
Health Problems Which one has more or less genetic/health problems: Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier? What are the allergies, genetic diseases and concerns for them? Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier health problems comparison:	Hip Dysplasia Patellar Luxation Mitral Valve Disease Dry Eye Episodic Falling Syndrome Syringomyelia	Hip Dysplasia Legg-perthes Disease Patellar Luxation Eye Problems Heart Problems	Legg-perthes Disease Patellar Luxation Deafness Glaucoma Lens Luxation

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Energy and Activity Comparison

Energy Rating Compare energy levels between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which breed is most active?	Cavalier King Charles Spaniel dogs have an average energy level, so if you live a semi-active life, this breed can be a good choice for you.	Rat Terrier dogs are high-energy dogs.	Jack Russell Terrier dogs are high-energy dogs.
Low-Energy Dog Breeds		High-Energy Dog Breeds
Activity Requirement / Exercise Need Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier exercise need comparison. Which dog needs more activity? Which dog needs the most exercise: Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier? Which dog needs the most walking? Which dog is the laziest?	Cavalier King Charles Spaniel dogs have an average exercise need.	Rat Terrier dogs have an average exercise need.	Jack Russell Terrier dogs need a lot of exercises.
Sleeping Need Which one sleeps the least/most: Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier?	Cavalier King Charles Spaniel dogs sleep 12-14 hours a day as an average dog and they're not considered a lazy breed.	Rat Terrier dogs don't need too much sleep.	Jack Russell Terrier dogs don't need too much sleep.
Dog Breeds That Sleep A Lot

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Diet and Weight Management Comparison

Obesity Tendency Compare weight gain tendencies between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which is most prone to obesity?	Average to High: If you don't pay attention to the Cavalier King Charles Spaniel's weight, he can easily gain weight. See more.	Average: The Rat Terrier has an average risk for obesity. See more.	Average to High: If you don't pay attention to the Jack Russell Terrier's weight, he can easily gain weight. See more.
Dog Breeds Prone To Obesity
Food Consumption Compare food requirements between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which needs most food?	1 to 1.5 cups of high-quality dry food a day, divided into two meals.	No data available	1/4 to 1 cup of high-quality dry food a day, divided into two meals.
Dog Breeds That Eat A Lot

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Allergies and Grooming Comparison

Allergy Friendliness Compare hypoallergenic qualities of Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which is best for allergy sufferers?	No See more.	No See more.	No See more.
Hypoallergenic Dog Breeds
Coat Colors Compare color variations between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. What colors are available?	Tan Tricolor Blenheim Ruby	Black Tan Blue White Brown Tricolor	Black Tan White
Grooming Requirements Compare grooming needs between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which requires most maintenance?	Average: The Cavalier King Charles Spaniel requires average grooming effort. See more.	Effortless: The Rat Terrier requires minimal grooming. See more.	Easy to groom: The Jack Russell Terrier doesn't require a lot of grooming. See more.
Low-Maintenance Dog Breeds		High-Maintenance Dog Breeds
Drooling Tendency Compare drooling tendencies between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which drools least?	The Cavalier King Charles Spaniel is a perfect example of a very low drooling tendency. See more.	The Rat Terrier is a perfect example of a very low drooling tendency. See more.	The Jack Russell Terrier is a perfect example of a very low drooling tendency. See more.
Stinkiness Rating Compare odor levels between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which has least natural smell?	High 🔼 The Cavalier King Charles Spaniel has a high chance of bad smell.	Medium ⏺ The Rat Terrier has an average chance of bad smell.	Medium ⏺ The Jack Russell Terrier has an average chance of bad smell.
Coat Characteristics Compare coat types between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. How do their fur characteristics differ?	Feathered	Dense Shiny	Rough
Bathing Needs Compare bathing needs between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which requires most frequent baths?	6-8 weeks Rarely. Bathing your dog is beneficial to them in more ways than just one. See more.	4-6 weeks Average. Experts recommended at least every 4-6 weeks for this family pup. See more.	4-6 weeks Average. Experts recommended at least every 4-6 weeks for this family pup. See more.
Shedding Level Who sheds more Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier? Cavalier King Charles Spaniel or Rat Terrier or {name3 shedding:	Cavalier King Charles Spaniel dogs shed above average. See more.	Rat Terrier dogs shed above average. See more.	Jack Russell Terrier dogs are heavy shedders. See more.
Low-Shedding Dog Breeds		Dog Breeds That Shed The Most

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Good With Comparison

Child Compatibility Compare child-friendliness between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which is best with kids?	Cavalier King Charles Spaniel dogs are very kid-friendly dogs.	Rat Terrier dogs are very kid-friendly dogs.	Jack Russell Terrier dogs are average friendly dogs towards children.
Kid-Friendly Dog Breeds
Pet Compatibility Which dog breeds get along well with other animals/pets?	Cavalier King Charles Spaniel dogs are generally with other pets.	Rat Terrier dogs are usually friendly towards other pets.	Jack Russell Terrier dogs usually don’t get on well with other pets.
Stranger Friendly Which dog is more stranger friendly Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier? Which dog is more friendly?	Cavalier King Charles Spaniel dogs are very stranger-friendly dogs.	Rat Terrier dogs are stranger-friendly dogs.	Jack Russell Terrier dogs are average friendly towards strangers.
Dog Breeds That Are Aloof With Strangers		Dog Breeds That Are Friendly To Strangers
Cat Friendly Which dog is more cat friendly Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier?	Cavalier King Charles Spaniel dogs are average friendly towards cats.	Rat Terrier dogs are cat-friendly dogs.	Jack Russell Terrier dogs are not the most cat-friendly dogs.
Dog Breeds That Get Along Well With Cats
Dog Friendly Which dog is more dog friendly Cavalier King Charles Spaniel or Rat Terrier or Jack Russell Terrier?	Cavalier King Charles Spaniel dogs are very dog-friendly dogs.	Rat Terrier dogs are dog-friendly dogs.	Jack Russell Terrier dogs are dog-friendly dogs.
Good For First Time Owners Which dog is good for the first-time owners: Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier?	Yes Cavalier King Charles Spaniel dogs are good for novice owners, due to their easy-going personality.	Yes Rat Terrier dogs are good for novice owners, due to their easy-going personality.	Yes Jack Russell Terrier dogs are good for novice owners, due to their easy-going personality.
Office Friendly Which one fits better in the office?	No Cavalier King Charles Spaniel is not the best dog breed for office environment.	No Rat Terrier is not the best dog breed for office environment.	No Jack Russell Terrier is not the best dog breed for office environment.
Senior Citizens Friendly Which dog is good for elderly people?	Cavalier King Charles Spaniels are one of the best breeds for elderly people.	Rat Terriers are one of the best breeds for elderly people.	Jack Russell Terriers are commonly okay with elderly people.

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier As a Working Dog Comparison

Service Dog Capability Compare service dog potential between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which is best suited for service work?	Not really This breed generally not used as a service dog. See more.	Not really This breed generally not used as a service dog. See more.	Not really This breed generally not used as a service dog. See more.
Most Popular Service Dog Breeds
Therapy Work Suitability Compare therapy dog potential between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which excels in therapy work?	Yes This breed makes a perfect therapy dog. See more.	Not really This breed is generally not used as a therapy dog. See more.	Not really This breed is generally not used as a therapy dog. See more.
Therapy Dog Breeds
Scent Detection Ability Compare detection capabilities between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which has best nose work ability?	Not really They are not typically employed for this type of work, but there may be exceptional cases.	Not really They are not typically employed for this type of work, but there may be exceptional cases.	Not really They are not typically employed for this type of work, but there may be exceptional cases.
Search & Rescue Potential Compare search and rescue potential between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which is best for SAR work?	Not really This dog breed is not typically used as a search and rescue dog.	Yes This breed would make an excellent search and rescue dog.	Not really This dog breed is not typically used as a search and rescue dog.
Maritime Work Ability Compare boating aptitude between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which is best suited for water work?	Not really Cavalier King Charles Spaniel breed usually doesn't like being on a boat. See more.	Not really Rat Terrier breed usually doesn't like being on a boat. See more.	Yes Jack Russell Terrier breed usually likes being on a boat. See more.
Draft Work Capability Compare cart pulling abilities between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which is best for draft work?	Not really A drafting dog or draft dog is a dog bred and used for cart pulling. See more.	Not really A drafting dog or draft dog is a dog bred and used for cart pulling. See more.	Not really A drafting dog or draft dog is a dog bred and used for cart pulling. See more.
Military Service Background Compare military service history of Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which has most military use?	Not really In history, this breed was not really used for combat dog.	Not really In history, this breed was not really used for combat dog.	Not really In history, this breed was not really used for combat dog.

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Reproducibility Comparison

Puppy Litter Size Compare typical litter sizes of Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which has most puppies?	3-5 puppies	5-7 puppies	4-8 puppies
Dog Name Generator – Find A Perfect Name For Your Puppy
Pregnancy Duration Compare gestation periods of Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Any breeding differences?	60-64 days See more.	60-64 days See more.	60-64 days See more.
Breeding Frequency Compare breeding intervals between Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. What's recommended?	Once a year. More frequent breeding is not healthy. See more.	Once a year. More frequent breeding is not healthy. See more.	Once a year. More frequent breeding is not healthy. See more.

Cavalier King Charles Spaniel vs Rat Terrier vs Jack Russell Terrier Recognition Comparison

AKC Classification Compare AKC groups for Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. How are they classified?	Recognized by the American Kennel Club in 1995 as a Toy breed.	Recognized by the American Kennel Club in 2013 as a Terrier breed.	Recognized by the American Kennel Club in 2012 as a Terrier breed.
FCI Classification Compare FCI groups for Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. How are they classified internationally?	Recognized by FCI in the Companion and Toy Dogs group, in the English Toy Spaniels section.	Not recognized by FCI.	Recognized by FCI in the Terriers group, in the Small sized Terriers section.
Kennel Club Recognition Compare breed recognition status of Cavalier King Charles Spaniel, Rat Terrier, and Jack Russell Terrier. Which has most recognition?	American Canine Registry American Kennel Club America's Pet Registry Canadian Kennel Club Dog Registry of America Inc. Federation Cynologique Internationale Kennel Club of Great Britain North American Purebred Registry, Inc. American Canine Association, Inc. Australian National Kennel Council Continental Kennel Club National Kennel Club New Zealand Kennel Club United Kennel Club	American Canine Registry American Kennel Club America's Pet Registry Dog Registry of America Inc. North American Purebred Registry, Inc. American Canine Association, Inc. Continental Kennel Club National Kennel Club United Kennel Club	American Canine Registry American Kennel Club America's Pet Registry Dog Registry of America Inc. Federation Cynologique Internationale Kennel Club of Great Britain North American Purebred Registry, Inc. American Canine Association, Inc. Australian National Kennel Council Continental Kennel Club National Kennel Club New Zealand Kennel Club United Kennel Club Irish Kennel Club Club Espanol De Terriers Jack Russell Terrier Club Of America

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