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Species Profile

Norwich Terrier

Canis lupus familiaris

Big courage in a small terrier
otsphoto/Shutterstock.com

Norwich Terrier Distribution

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Origin Location

This map shows the native origin of the Norwich Terrier. As a domesticated species, they are now found worldwide.

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Found in 1 country

Size Comparison

Human 5'8"
Norwich Terrier 10 in

Norwich Terrier stands at 14% of average human height.

happy norwich terrier dog jumping on a beach, close up

At a Glance

Domesticated
Also Known As Norwich
Diet Omnivore
Activity Diurnal+
Lifespan 5 years
Weight 6 lbs
Status Not Evaluated
Did You Know?

Norwich Terriers were developed in East Anglia, England, as tough little farm and stable ratters.

Scientific Classification

The Norwich Terrier is a small, sturdy terrier breed developed in England as a ratting and farm dog; today it is primarily a companion animal while retaining typical terrier alertness and bold temperament.

Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Carnivora
Family
Canidae
Genus
Canis
Species
Canis lupus

Distinguishing Features

  • Small, compact terrier with a hard, wiry coat
  • Typically erect, pointed ears (distinguishing it from the closely related Norfolk Terrier, which has drop ears)
  • Short legs and a sturdy, robust body for its size
  • Fox-like, expressive face with whiskery furnishings typical of rough-coated terriers

Physical Measurements

Height
10 in (9 in – 10 in)
Length
1 ft 3 in (1 ft 1 in – 1 ft 5 in)
Weight
12 lbs (10 lbs – 13 lbs)
Tail Length
4 in (3 in – 5 in)
Top Speed
20 mph
running

Appearance

Primary Colors
Secondary Colors
Skin Type Typical domestic dog skin under a harsh, wiry double coat: weather-resistant outer coat with softer insulating undercoat; requires coat-maintenance to prevent matting and skin irritation.
Distinctive Features
  • Small, sturdy British terrier build; compact body with deep chest and short, strong legs.
  • Erect, pointed ears are a key distinguishing trait (Norwich) versus Norfolk Terrier's drop ears.
  • Hard, wiry outer coat with noticeable facial furnishings (whiskers/ruff) for protection while ratting.
  • Fox-like expression with dark, oval eyes; alert, forward carriage reflecting working-terrier origins.
  • Tail traditionally docked in some regions; now often natural, carried upright but not curled tightly.
  • Breed-specific care: hand-stripping or proper grooming preserves harsh coat; clipping softens texture.
  • Common health concerns: patellar luxation, hip dysplasia, tracheal issues, and dental crowding in small jaws.
  • Care needs: regular dental hygiene, weight control, and controlled jumping to reduce joint strain.
  • Compared with the base species (gray wolf), markedly smaller size, neotenous features, and selected companion temperament while retaining bold terrier drive.

Sexual Dimorphism

Sexual dimorphism is mild: males are typically slightly larger with broader head and chest, while females tend to be finer-boned. Coat color and texture are the same in both sexes, with differences mainly in overall substance.

  • Slightly larger overall size with heavier bone and broader chest.
  • Head often appears broader through skull and muzzle, giving a more substantial expression.
  • Slightly smaller frame with a more refined outline and lighter bone.
  • Often a narrower chest and slightly finer head proportions.

Did You Know?

Norwich Terriers were developed in East Anglia, England, as tough little farm and stable ratters.

A key identifier among close relatives: Norwich has erect, prick ears-Norfolk Terrier has drop ears.

They're one of the smallest working terriers, built sturdy and low to the ground for going "to ground" after vermin.

Historically linked to Cambridge University students in the early 1900s, who kept them as mascot-like companions.

Their harsh, wiry coat is meant to shed dirt and protect the skin-hand-stripping maintains correct texture.

Despite their size, many Norwich have a big-dog alarm bark and strong watchdog instincts.

As a domestic dog (Canis lupus familiaris), their people-focus and trainability are shaped by domestication, but their prey drive reflects terrier selection.

Unique Adaptations

  • Compact, sturdy build with strong forequarters for digging and maneuvering in tight spaces (adapted from terrier working purpose).
  • Harsh double coat that offers abrasion resistance and weather protection; benefits from regular brushing and periodic hand-stripping.
  • High arousal + quick recovery: boldness and resilience valued in working terriers, now expressed as confident companionship.
  • Erect ear carriage aids directional hearing while hunting; also the hallmark trait separating Norwich (prick) from Norfolk (drop).
  • Domestic-dog flexibility: able to shift from independent vermin control to close human companionship-an expression of canine domestication.

Interesting Behaviors

  • Intense "hunt mode": quick pouncing, digging, and keen tracking of rustling sounds-legacy of ratting work.
  • Alert sentry behavior: rapid scanning and vocal "announcing" of newcomers, typical of small working terriers.
  • Toy "dispatch" play: shaking and tossing toys mimics prey-handling behaviors selected in vermin dogs.
  • Close shadowing of owners: companion-dog bonding layered onto an originally independent working temperament.
  • Selective social confidence: often friendly but may be feisty with unfamiliar dogs if not well socialized.
  • Problem-solving persistence: will work at puzzles, doors, or scent games longer than many toy-sized breeds.

Cultural Significance

The Norwich Terrier (Canis lupus familiaris) is a small British working terrier from East Anglia. Once a farm and stable ratter, it became a companion. Selective breeding kept prey drive, alertness, grit, and its prick ears and compact, tough build.

Myths & Legends

Cambridge tales from the early 20th century describe small "Trumpington" terriers-ancestors of the Norwich-kept by students as lively companions and informal mascots, prized for their pluck and ratting skill.

East Anglian stable lore celebrated little red terriers that could clear barns of rats overnight; stories often credit them with uncanny determination, returning repeatedly to the same burrows until the vermin were gone.

Old breed lore says ear shape caused a family split: Norwich are prick-eared and Norfolk are drop-eared. People often tell this origin story to explain why two similar terriers became separate breeds.

British terrier folklore more broadly casts the smallest ratters as 'fearless-as-lions' household guardians-an exaggeration told admiringly in farms and pubs, capturing the Norwich's outsized reputation for courage.

Conservation Status

NE Not Evaluated

Has not yet been evaluated against the criteria.

Population Stable

Life Cycle

Birth 3 pups
Lifespan 5 years

Lifespan

In the Wild
3–8 years
In Captivity
10–15 years

Reproduction

Mating System Promiscuity
Social Structure Managed Domestic
Breeding Pattern Transient
Fertilization Managed Selective
Birth Type Internal_fertilization

In Norwich Terriers, reproduction is typically human-managed: selected males may sire multiple females across seasons, with brief pair bonds. Breeders emphasize health screening (patellas, hips, eyes) and may provide close perinatal care due to small size and terrier vigor.

Behavior & Ecology

Social Pack Group: 3
Activity Diurnal, Crepuscular, Cathemeral
Diet Omnivore Meat-forward foods (commonly chicken or turkey), often as small-breed kibble or bite-size training treats

Temperament

Species context (domestic dog): highly social, human-oriented; behavior strongly shaped by training and environment.
Breed distinction: small, sturdy working terrier; bolder and more persistent than many toy-sized companion dogs.
Social behavior: affectionate with family, often one-person attached; can be reserved or feisty with strangers.
Intra-dog variation (HUBS): ranges from friendly dog-park social to dog-selective; early controlled socialization reduces reactivity.
Working drive: high prey/chase instinct; may pursue rodents/small pets; reliable recall needs deliberate training.
Guard/alert tendency: quick to alarm bark; benefits from cue-based barking control and enrichment.
Play style: enthusiastic, rough-and-tumble; may body-check larger dogs despite size; supervise mixed-size play.
Independence: clever and persistent; responds best to short sessions, rewards, and clear boundaries.
Separation risk: can develop nuisance barking or anxiety when under-stimulated; provide routines, puzzle feeders, and exercise.
Care requirement: daily brisk walks plus sniffing games/terrier-style digging outlets; avoid overexertion in heat due to small size.
Grooming care: wiry coat typically needs hand-stripping or regular clipping to prevent matting and skin issues.
Health concerns common in breed: patellar luxation, hip dysplasia, dental disease (small mouth), allergies/atopy, occasional airway issues; maintain lean weight and dental care.

Communication

sharp alert barking
persistent demand barking
growls during resource guarding or rough play
whining for attention or anticipation
grunts/sighs during handling or settling
stiff posture and hard stare when challenged Terrier intensity
tail carriage changes signaling arousal/confidence
play bow and rapid bouncy approach initiating play
pawing/nudging to solicit interaction
scent marking and ground-scratching on walks
muzzle punches and mouthy play; redirect to toys
lip-licking, head turns, yawns as calming signals during stress

Habitat

Biomes:
Temperate Forest Temperate Grassland Boreal Forest (Taiga) Tundra Alpine Mediterranean Desert Hot Desert Cold Savanna Tropical Dry Forest Tropical Rainforest Freshwater Wetland Marine +8
Terrain:
Plains Hilly Valley Coastal Island
Elevation: Up to 16404 ft 3 in

Ecological Role

Human-associated omnivore/companion animal with a historical niche as a farm and household vermin controller; in modern settings primarily a companion that may still opportunistically hunt small pests.

Rodent and small pest suppression in household/farm environments (historical and occasional) Deterrence/early warning via alert barking and vigilance Supports human wellbeing as a companion animal (social/mental health benefits) Nutrient cycling indirectly via consumption of processed foods and waste management when properly handled

Diet Details

Main Prey:
Rats and other small rodents Mice and voles Small birds and eggs Rabbits Insects and other invertebrates Animal protein foods
Other Foods:
Starches and grains Root vegetables Green vegetables Fruit Dietary fiber sources

Human Interaction

Domestication Status

Domesticated

Norwich Terrier (Canis lupus familiaris) is a fully domesticated dog from the gray wolf line, bred small and bold for ratting and yard work. They are alert, have high prey drive, and are independent. People keep them as pets, working dogs, or show dogs. Care needs: exercise, grooming, training; lifespan about 12-15+ years.

Danger Level

Low
  • Nips/bites if poorly socialized, mishandled, or in pain (small-dog bites still medically relevant)
  • Terrier reactivity toward unfamiliar dogs/animals can lead to redirected nipping during conflicts
  • High prey drive may cause chasing behavior; risk primarily indirect (e.g., tripping hazards, conflicts with small pets)
  • Vocal alerting/barking may create neighbor or nuisance issues rather than physical harm

As a Pet

Suitable as Pet

Legality: Generally legal to own as a pet in most jurisdictions; may be subject to local animal-control ordinances (licensing/leash laws), housing/landlord rules, and breed-neutral nuisance regulations (noise/barking).

Care Level: Moderate

Purchase Cost: $200 - $4,000
Lifetime Cost: $15,000 - $40,000

Economic Value

Uses:
Companion animal/pet industry Purpose-breeding and dog shows (conformation) Working heritage activities (ratting/barn hunt/earthdog-type sports) Veterinary, grooming, and training services market
Products:
  • Sale/adoption of dogs and puppies
  • Stud services and breeding program revenue
  • Grooming (hand-stripping/coat maintenance) services
  • Training classes and sport entry fees
  • Pet supplies (food, crates, leashes, enrichment toys)

Relationships

Predators 4

Quick Take

  • Many breeders label Norwich Terriers as hypoallergenic, though there is a catch that prospective owners rarely see coming. See grooming details →
  • One grooming technique is non-negotiable for keeping a Norwich Terrier's coat healthy, and it is nothing like standard brushing. Explore hand stripping →
  • Norwich Terriers were deliberately bred to be different from most terriers, and that one design choice shapes their entire personality. See how breeding shaped them →
  • There's a specific reason why letting a Norwich Terrier exercise off-leash in an open space is riskier than it sounds. Understand the prey drive risk →

A Norwich Terrier is a small dog with a big personality. They are smart, energetic, and sometimes stubborn. This breed originated in rural East Anglia, England, in the late 19th century. They were bred to hunt rodents in a home or barn and chase them out. This terrier was also used in packs to hunt foxes, so they were bred to be more sociable than the standard terrier, which is generally very independent.

These canines are close relatives of the Norfolk Terrier and belong to the Terrier group. These spunky dogs are very loyal to their owners. Socialized Norwich Terriers are a good choice for families with children.

An educational infographic about Norwich Terriers featuring breed statistics, comparison charts with Norfolk Terriers, and a care guide with icons for diet and exercise.
They look like cuddly lapdogs, but these 12-pound hunters were bred for the chase and come with a 'stubborn' streak that tests even the best trainers. Discover the high-maintenance reality behind one of the world's most energetic small breeds. © A-Z Animals

3 Pros And Cons Of Owning A Norwich Terrier

ProsCons
A loyal pet: Norwich Terriers are loyal and protective of their owner.Need lots of exercise: In order to burn off some of its abundant energy, this dog needs 30 to 60 minutes of exercise each day.
A good watchdog: These dogs have a big voice and will let the household know when someone is at the door or on the property.Extra grooming attention: In addition to weekly brushing, a Norwich Terrier’s double coat needs a grooming technique called hand-stripping to keep it looking healthy.
Good with children: Socialized Norwich Terriers interact well with the children in a family.Digging: This dog loves to dig, so an owner may find a collection of holes in the backyard.
Norwich terrier adult

Norwich terriers have a big voice and will let the household know when someone is at the door or on the property.

Size And Weight

These dogs are small with a double coat. A male can grow to be 10 inches tall at the withers, while a female can reach 9 inches tall. Males and females can weigh up to 12 pounds. At 9 weeks old, puppies weigh around 6 pounds and are considered fully grown at 8 months.

Norwich Terriers vs. Norfolk Terriers

Norwich Terriers are closely related to Norfolk Terriers and have many similarities.

Norwich Terriers are closely related to Norfolk Terriers, so they have a lot in common. For instance, these breeds are the same size. They share the same coat colors, including wheaten, black, tan, red, and grizzle. Both breeds require a similar grooming routine. Also, both dogs have about the same lifespan.

There are a few differences between the Norwich Terrier and the Norfolk Terrier. The Norwich Terrier has ears that stand up, whereas the Norfolk Terrier has ears that lie flat. Another difference is that a Norwich Terrier has a combination of wiry and soft hair, while a Norfolk Terrier’s coat has a mix of wiry and shaggy hair. While both breeds are similar in popularity, Norwich Terriers are sometimes more expensive than Norfolk Terriers, depending on the breeder and region. Of course, adoption is always an option for either of these breeds!

Common Health Issues

Norwich Terriers have some common health issues, including patellar luxation. A dog with patellar luxation essentially has a kneecap that has shifted out of place. Limping, hopping, and slow movement are all signs of this condition. The treatment for this issue depends on how severe it is. Some dogs simply need physical therapy, while others require surgery. A second health issue common to Norwich Terriers is epilepsy. Epilepsy is a neurological disorder that causes seizures. Epilepsy can usually be managed with medication. Cataracts are another common health issue in older Norwich Terriers. Cloudiness in one or both eyes is a typical sign of cataracts. Surgery is sometimes needed to treat this eye condition.

Temperament And Behavior

three norwich terriers standing in the grass

Norwich Terriers love to dig, so an owner may find a collection of holes in the backyard.

The temperament of a Norwich Terrier is a mixture of boldness and intelligence. They have a feisty personality and love to chase squirrels, birds, and other animals they see in the backyard! One of their most beloved traits is loyalty. Norwich Terriers like to stay close to their owner.

These little canines are known for their energetic behavior. They were originally bred to find rats and other rodents, chase them from their holes, and get rid of them. So, they are fast dogs with excellent digging skills. A family searching for a lively, small dog with a friendly personality is likely to be pleased with a Norwich Terrier.

How To Take Care Of A Norwich Terrier

Understanding the diet, grooming, exercise needs, and health issues of a Norwich Terrier helps owners provide the best possible care. Consider a few specifics regarding the care of a Norwich Terrier.

The Best Dog Food

Norwich Terrier adults and puppies have different diets. Adjusting the diet of a Norwich Terrier as it ages can help to keep this dog in optimal health. Consider some factors in this dog’s diet.

Norwich Terrier puppy food: Protein is a fundamental nutrient in a puppy’s food. Protein supports developing muscles, tendons, and cartilage. Also, it contributes to healthy nails and a thick double coat for this breed. Fats provide Omega-3 and Omega-6 fatty acids, which support vision and brain development in puppies. Healthy eye development is especially important for a breed prone to cataracts. Fat also gives puppies energy to play and explore. Vitamin D is good for a puppy’s developing joints. Calcium strengthens bones and teeth.

Norwich Terrier adult dog food: Adults need protein in their diet to keep their muscles and joints strong. These small dogs need a limited amount of fat that supplies them with energy while not adding excess weight. Vitamins C and E are antioxidants that help with healthy cell development. Vitamin A contributes to healthy eyes and can help to fend off cataracts. Calcium contributes to strong teeth and bones in an adult Norwich Terrier.

Maintenance and Grooming

norwich terrier standing in the grass

In addition to weekly brushing, a Norwich Terrier’s double coat needs a grooming technique called hand-stripping to keep it looking healthy.

How much shedding does a Norwich Terrier do? Though these dogs are considered hypoallergenic, they do shed a small amount of hair. Prospective owners should keep this in mind when breeders advertise hypoallergenic Norwich Terriers.

The grooming routine of these dogs should include weekly brushing. A slicker brush is an excellent tool to help move through the thick double coat of this pooch. Be sure to get a slicker brush with plastic covers on the tips of the bristles. This protects the dog’s skin.

Hand stripping is recommended to keep these terriers’ coats looking healthy.

Redness, bald spots, or dry skin can all be signs of eczema in a Norwich Terrier. Weekly grooming can help owners identify skin conditions or signs of allergies.

Training

Norwich terrier adult

Norwich terriers have a big voice and will let the household know when someone is at the door or on the property.

Training a Norwich Terrier is relatively easy. Though they are known as smart dogs, they can be stubborn. So, an owner should limit the training sessions to 15 or 20 minutes and have plenty of treats on hand for successful lessons.

Exercise

These dogs need 30 to 60 minutes of exercise each day. They have a lot of physical and mental energy that needs to be worked out. Taking them on a walk in the neighborhood, or playing fetch in a fenced yard or at a dog park are all good options. Norwich Terriers have a strong prey instinct. If they see a bird, chipmunk, or other animal, they are likely to give chase. Therefore, exercising this dog in an enclosed area or on a leash is safer.

Norwich Terriers are great for apartment living. They fit well into smaller spaces, and as long as they get enough exercise, they’re likely to be content.

Puppies

norwich terrier puppy standing on a path

Socialized Norwich Terriers interact well with the children in a family.

Like Norwich Terrier adult dogs, puppies need a safe place to exercise so they can explore without wandering into any dangerous situations.

Norwich Terrier and Children

Socialized Norwich Terriers get along well with children. When these dogs are around children from puppyhood, they learn how to interact with them.

Dogs Similar to Norwich Terriers

Dogs similar to Norwich Terriers include Cairn Terriers, Norfolk Terriers, and Border Terriers.

  • Cairn Terrier: Cairn Terriers can have a black, red, or brindle coat like a Norwich Terrier. They are both loyal and smart dogs. Cairn terriers weigh a little more than Norwich Terriers.
  • Norfolk Terrier: Norfolk Terriers and Norwich Terriers are a lot alike in terms of coat color, weight, and height. One physical difference is that the ears of a Norfolk Terrier lie flat, while the Norwich Terrier’s ears stand up.
  • Border Terrier: A Border Terrier’s coat can be red, tan, black, or wheaten, like a Norwich Terrier’s. They are both expert diggers and are loyal to their owners. The Border Terrier weighs more than a Norwich Terrier.

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Sources

  1. AKC / Accessed March 26, 2021
  2. Wikipedia / Accessed March 26, 2021
Melissa Bauernfeind

About the Author

Melissa Bauernfeind

Melissa Bauernfeind was born in NYC and got her degree in Journalism from Boston University. She lived in San Diego for 10 years and is now back in NYC. She loves adventure and traveling the world with her husband but always misses her favorite little man, "P", half Chihuahua/half Jack Russell, all trouble. She got dive-certified so she could dive with the Great White Sharks someday and is hoping to swim with the Orcas as well.
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Norwich Terrier FAQs (Frequently Asked Questions)

A Norwich Terrier is a cousin of the Norfolk Terrier. It’s a small dog bred to find and chase rodents out of their holes. They are smart, feisty dogs known for being loyal to their owner. There are 6 Norwich Terrier mixes.