Energy Level
Very High
Weight
2–6 kg
Height Range
25–33 cm
Life Span
12–18 years
A very high-energy breed that needs 90+ minutes of intense daily activity.
About the Rat Terrier
The Rat Terrier is a small-sized breed of dog that was originally bred for hunting rats and other small rodents. They are energetic and playful, and make excellent companion dogs.
Breed Characteristics
Temperament
Facts about the Rat Terrier
High prey drive + high energy — 30 min vigorous play plus a real walk keeps terriers balanced.
AKC
Independent and stubborn — short training sessions with high-value treats beat long drills.
VCA
Terriers are prone to early dental issues — brush teeth 3+ times weekly to prevent tooth loss.
VCA
Early socialization with cats and small pets is critical — their prey drive can be redirected if started young.
ASPCA
“Terrier” comes from Latin “terra” (earth) — most terriers were bred to hunt vermin underground.
AKC
Exercise by Age
Puppy (under 1 year)
Limit exercise to 5 minutes per month of age, twice daily. Avoid high-impact activities to protect growing joints.
Adult (1-11 years)
Full daily goal applies. Mix walks with play, training and mental stimulation.
Senior (11+ years)
Reduce intensity by 20-30%. Shorter, more frequent walks. Watch for signs of fatigue or joint stiffness.
Similar Breeds
Frequently asked questions
How much exercise does a Rat Terrier need?
A Rat Terrier needs about 12,500 steps a day. A very high-energy breed that needs 90+ minutes of intense daily activity.
How big does a Rat Terrier get?
Adult Rat Terriers typically weigh 2–6 kg and stand 25–33 cm at the shoulder.
How long do Rat Terriers live?
A Rat Terrier usually lives 12–18 years.
What is a Rat Terrier's temperament?
Rat Terriers are typically Affectionate, Lively, Inquisitive, Alert, Intelligent, Loving.
Calculate your Rat Terrier's exact daily goal
Pawmi uses peer-reviewed breed science to create a personalized plan based on your dog's breed, age, weight and health conditions.
Calculate Goal