Rat Terrier
An American farm dog built for vermin control. Easy to groom, quick to train, long-lived, and still equipped with the digging, barking and chasing instincts the job required.
- Weight
- 4.5–11.3 kg
- Lifespan
- 12–18 years
Weight and lifespan are reference ranges from the breed guide. They vary by sex, lineage and individual dog and do not predict your dog’s ideal weight or lifespan. Read the care descriptions alongside the individual dog’s history.
Background and characteristics
The Rat Terrier was put together on American farms in the early twentieth century from several terrier types plus beagle and whippet influence, all in service of killing rats and other pests. It was a functional dog rather than a fashionable one, and it still shows: type varies, and adult weight ranges from around four and a half kilograms to eleven or more. If size matters to your household, meet the parents rather than guessing from the puppy.
Temperament and living together
Temperament is bright, people-oriented and quick to learn. That intelligence cuts both ways. A Rat Terrier with nothing scheduled will schedule itself, and its default activities are digging, chasing and barking at whatever moves.
Aim for forty-five to sixty minutes of outdoor activity and another ten to fifteen minutes of thinking work such as scent games or find-the-toy. Many are reserved with strangers, so deliberate, calm socialization in puppyhood pays off for years.
Coat and everyday care
Grooming takes almost no time: no trimming, a rubber curry once a week. Do not confuse that with a clean house. Short, stiff hairs shed steadily and weave into upholstery and clothing, and light-colored furniture shows them.
Before bringing this dog home
The breed is generally hardy and often lives into the mid to late teens. Conditions reported include patellar luxation, hip dysplasia, primary lens luxation and other eye problems, and dental issues such as missing teeth or malocclusion. Ask which DNA tests the breeder ran, since several relevant ones are available.
Home environment and care planning
In a flat or a suburban home the size is easy; the noise is the variable. A window with a view of the sidewalk becomes a guard post, so manage access to it, reward quiet on cue, and give the dog a legal outlet for digging, such as a sandbox or a dig pit in the yard, rather than hoping the instinct fades.