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Rat Terrier

Size: Standard; Miniature or Toy

Weight: 12 - 35 lbs.

Height: 14" - 23"

Life Span: 11 - 14 years

Health Problems: Excellent health record. No known hereditary conditions.

Origin: United States

Also Known As: Feist, Decker Giant

Group: Terrier

Category: Companion Dog

Exercise Needs

The Rat Terrier is an active breed that requires several long walks and play sessions per day.

Grooming Needs

No special grooming requirements.


The Rat Terrier is a gentle dog with strong hunting instincts. Has a temperament similar to that of the Jack Russell Terrier, this is a hyperactive dog that is always on the go.

Compatibility with Kids

May not be the best choice with very young children


This breed is a mix of the Smooth Fox Terrier, Beagle and Italian Greyhound developed in the 1890s.

Pet Facts

Sometimes mistaken for a Jack Russell Terrier.