Affectionate
Inquisitive
Loving
Alert
Lively

Friendly
Obedient
Sociable
Hard
Working
Protective
Mannered

Rat Terriers are heavy shedders, but regular brushing can help manage shedding and promote a healthy coat.

McNabs are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

United States

United States

Terrier, Whippet, Greyhound, Beagle

Scottish Collies, Nomadic Basque Sheepdogs

American Canine Registry
American Kennel Club
America's Pet Registry
Dog Registry of America Inc.
North American Purebred Registry, Inc.
American Canine Association, Inc.
Continental Kennel Club
National Kennel Club
United Kennel Club

Dog Registry of America Inc.

1800s

19th Century

Terrier (AKC:2013 & UKC)

Herding

A Rat Terrier can have a litter of 15-18 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

A McNab can have a litter of 13-15 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

Rat Terriers are highly adaptable and versatile, making them excellent companions for families and individuals of all lifestyles.

McNabs have average adaptability to changes in lifestyle and living environments compared to other breeds.

Patellar Luxation
Elbow Dysplasia
Hip Dysplasia

None Known

Demodectic Mange
Epilepsy
Legg-Calve-Perthes Disease
Color Dilution Alopecia
Teeth Issues

Ear Infections
Multi-Drug Resistance Gene (MDR1)

Hip
Elbow
X-Rays
Dental Examination
Physical Examination
Skin Evaluation

Ear Examination
Eye examination
Ophthalmic And Ear Exam
Regular Full Physical Examination By Veterinarian

Rat Terriers thrive on an active lifestyle due to their high-energy nature.

McNabs' high energy levels make them unsuitable for a low-key dog, choose accordingly.

Rat Terrier has very high social needs and requires regular mental and physical stimulation, a job or purpose, and companionship.

McNab has average social needs and is less independent than other breeds.

Rat Terriers need moderate physical activity and are great for families and active individuals.

McNabs require significant physical activity and suit those with an active lifestyle.

Rat Terriers are active and require sufficient sleep to stay healthy.

McNabs sleep less than other breeds but still need adequate sleep for good health.

Rat Terriers bark moderately when necessary and may also bark due to certain triggers like fear, alarm, boredom, greeting, separation anxiety and compulsive barking.

McNab dogs are generally less vocal than other breeds and only bark when necessary, such as to alert their owner or communicate.

Rat Terrier dogs are highly protective and make excellent guard dogs due to their strong instinct to defend their territory and owners, and their high level of vigilance.

McNab dogs have a strong protective nature and territorial instinct. They are highly vigilant and will fiercely defend their home and family.

Chase, Sniff, Bark, Trot, Fetch, Tug-of-war, Run, Playing, Chasing, Jumping, Running, Walking, Play, Walk, Play keep away

Dog Parks, River

The Rat Terrier is a low-maintenance breed that doesn't require much grooming.

The McNab requires an average amount of grooming compared to other breeds.

Rat Terrier is a very intelligent and trainable breed.

McNabs are average in obedience intelligence but have a high IQ and may cause trouble if left unsupervised.

Rat Terriers make excellent apartment dogs, being fairly active indoors and not requiring a yard.

McNabs are good apartment dogs as long as they get enough exercise and stimulation outside of the apartment.

Rat Terriers make excellent family pets for kids due to their gentle, protective nature and calm temperament.

McNabs are good with kids if socialized and trained from a young age.

Rat Terriers are good with cats, but early training is needed to prevent chasing behavior.

McNabs are average in their friendliness toward cats and tend to do well with them, especially if raised together.

Rat Terriers are friendly and active companions, and can be good family pets, though their friendliness towards other dogs may vary.

McNabs are average in their friendliness towards other dogs, and socialization can help.

Rat Terriers are friendly but may bark at strangers, and training is easy due to their intelligence.

McNabs are averagely friendly around strangers but benefit from early socialisation.