Rat Terrier has average risk of obesity, needs daily walks and quality diet to maintain healthy weight.

Saint Bernard has high obesity risk, needs regular exercise and food control to maintain healthy weight.

Affectionate
Inquisitive
Loving
Alert
Lively

Friendly
Independent
Going
Social
Gentle
Happy
Quiet

United States

Switzerland

Terrier, Whippet, Greyhound, Beagle

tibetan mastiff, great dane, greater swiss mountain dog, great pyrenees

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

American Canine Registry
American Kennel Club
America's Pet Registry
Canadian Kennel Club
Dog Registry of America Inc.
Federation Cynologique Internationale
Kennel Club of Great Britain
North American Purebred Registry, Inc.
American Canine Association, Inc.
Australian National Kennel Council
Continental Kennel Club
National Kennel Club
New Zealand Kennel Club
United Kennel Club

1800s

980 AD

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 Saint Bernard can have a litter of 8-10 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.

Saint Bernards are known for their adaptability and can adjust well to different environments and lifestyle changes.

While the Rat Terrier breed is generally healthy, occasional vet check-ups are still necessary to address any health concerns.

The Saint Bernard breed is generally very healthy, requiring minimal vet visits. Still, it's important to keep an eye on their health and seek veterinary care when needed.

Patellar Luxation
Elbow Dysplasia
Hip Dysplasia

Distichiasis
Gastric Torsion
Elbow Dysplasia
Hip Dysplasia
Heart Problems
Wobbler's Syndrome

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

Entropion
Pyotraumatic Dermatitis
Diabetes

Hip
Elbow
X-Rays
Dental Examination
Physical Examination
Skin Evaluation

Cardiac
Eye
Hip
Elbow
Blood Test
Blood And Urine Protein Screens
X-Rays
Eye Examination
Physical Examination

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

Saint Bernards are a good choice for a low-key lifestyle due to their low energy levels.

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

Saint Bernards need only a small amount of physical activity, ideal for busy or elderly people or those with limited space.

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

Saint Bernards are known for their relaxed and calm nature and enjoy long periods of sleep.

Rat Terrier minimally drools, ideal for those who dislike drool marks on clothing.

Saint Bernard excessively drools, consider a different breed if not appealing.

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

Saint Bernards are typically quiet and only bark when needed, such as to alert their owner or when in distress.

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.

Saint Bernard 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

Walk, Walking, Calm, Run, Chase, Fetch, Sniffing, Dog Parks, Cuddling, Napping, Zoomies, Fech

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

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

Rat Terrier is a very intelligent and trainable breed.

Saint Bernard has below average obedience intelligence, but they excel in understanding human emotions.

This breed is sensitive and requires gentle handling and a calm home environment.

This breed is sensitive to its environment and best suited for patient and understanding families with a consistent routine.

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

Saint Bernards 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.

Saint Bernards 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.

Saint Bernards are very friendly with cats and make great companions for them.

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

Saint Bernards are generally very friendly towards other dogs, with a happy and affectionate temperament.

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

Saint Bernards are averagely friendly around strangers but benefit from early socialisation.

Rat Terriers have an average level of playfulness, enjoying playtime like most dogs but not excessively so.

Saint Bernards are not known for being a highly playful breed.

Rat Terriers are usually easy to train but require consistency to fully obey commands.

Saint Bernards may require more time and patience to learn commands, but with consistency, they can be trained.