The Jack-Rat Terrier is a hybrid dog that is bred when you cross a purebred Jack Russell Terrier with the purebred Rat Terrier. The Jack-Rat Terrier can range from a toy sized dog to a medium sized dog.

1. Jack-Rat Terrier
Other Names
• Jersey Terrier
• Jack-Rat
Pronunciation
jak-rat ter-ee-er
Description
The Jack-Rat Terrier is a hybrid dog that is bred when you cross a purebred Jack Russell Terrier with the
purebred Rat Terrier. The Jack-Rat Terrier can range from a toy sized dog to a medium sized dog.
Jack-Rat Terriers are very intelligent and alert dogs. They love finding adventures and are very loyal to
their families. They do well with children and other pets, but have hunting instincts which will cause
them to chase animals smaller than themselves.
Breed History
Since this is a hybrid dog, Jack-Rat Terriers do not have too much of a breed history. However, they are
thought to have been bred between the 1990s and 2000s at which time the designer / hybrid dog
demand was the highest.
Breed Standards
Height (inches): Miniature: 8-10 | Medium: 10-14 | Standard: 14-23
Weight (pounds): Miniature: 6-10 | Medium: 10-17 | Standard: 18-25
Color: White, Black, Tan, Blue, or any combination of these colors
Coat: Short and smooth coat that lies flat against the dog.
Appearance
Jack-Rat Terriers appear athletic with long legs and defined muscles. They appear to be longer than they
are tall and resemble a dog that looks like it has a lot of energy.

2. Temperament
Jack-Rat Terriers are alert dogs which are not scared to find adventures. They make great family dogs
and are very good with children and other pets. They are patient dogs, but seem to get more energy
when they are on the go.
Health
Issues: Jack-Rat Terriers currently have no well-known health issues.
Life Expectancy: 14-18 years
Grooming: Jack-Rat Terriers require little grooming and only need to be brushed once per week. They
will need a bath only when needed or once every several months.
Exercise: Jack-Rat Terriers are fairly active dogs and will need to be walked daily for 30-45 minutes.
Living: These dogs can cope with apartments, but it is recommended to only have them in a household
that has a large fenced in back yard as they enjoy running and chasing.
Breed Recognition
• ACHC – American Canine Hybrid Club
• DBR – Designer Breed Registry
• DDKC – Designer Dogs Kennel Club
• DRA – Dog Registry of America Inc.
• IDCR – International Designer Canine Registry
Dog Type: Hybrid
Size: Small, Medium
Skills
Hunting – Yes
Guard – No
Watch – No
Sport – No
Herding – No
Enjoys
Kids – Yes
Other Pets – Yes
City – No
Indoor – Yes
Outdoor – Yes

3. Energy
Low – No
Medium – Yes
High – Yes
Grooming
Low – Yes
Medium – No
High – No
For more information on the Jack Rat Terrier please visit http://www.allthedogbreeds.com/breeds/jack-
rat-terrier.php
Information provided by All The Dog Breeds - http://www.allthedogbreeds.com/