Protective
Alert
Courageous
Intelligent
Affectionate
Loyal
Cheerful
Faithful

Playful
Independent
Energetic
Alert
Courageous
Intelligent
Friendly
Affectionate
Loyal
Lively
Gentle
Aggressive

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

Boston Yorkies are low shedding dogs, requiring minimal coat care.

Mountain Mastiffs make excellent watchdogs - they're vocal and protective of their territory.

Boston Yorkies aren't great guard dogs; they tend to just watch without taking action.

Mastiff, Bernese Mountain Dog

Boston Terrier and Yorkshire Terrier

ACHC = American Canine Hybrid Club
DBR = Designer Breed Registry
DDKC = Designer Dogs Kennel Club
DRA = Dog Registry of America, Inc.
IDCR = International Designer Canine Registry®

ACHC = American Canine Hybrid Club
DRA = Dog Registry of America, Inc.

Brown

Brown

Black

Black

Black
Fawn
Silver
White
Brown

Black
White
Brindle
Fawn
Brown

Mountain Mastiffs have coats that can be either short or medium in length.

Boston Yorkies have medium-length coats.

Straight

Wiry

A Mountain Mastiff can have a litter of 1-14 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 Boston Yorkie can have a litter of 4-6 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.

Mountain Mastiffs are known for their adaptability and can adjust well to different environments and lifestyle changes.

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

The Mountain Mastiff 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.

Boston Yorkies typically have low vet costs due to their good health, but it's important to monitor their health and seek vet care when necessary.

Bloat
Kidney Problems
Von Willebrand's Disease
Seizures

Patellar Luxation
Mitral Valve Disease
Cushing's Disease
Patent Ductus Arteriosis (PDA)

Hip And Elbow Dysplasia
Eye Problems

Cataracts
Diabetes
Atopic Dermatitis
Dry Eye

Elbow
Blood
Eyes
Hips
Up:Uc Ratio For Kidney Function

X-Rays
Eye Examination
Electrocardiogram
Urinalysis
Complete Blood Count
Serum Chemistry Panel Tests

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

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

Mountain Mastiffs need moderate physical activity and are great for families and active individuals.

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

Mountain Mastiffs have moderate energy levels and typical sleep patterns of 12-14 hours per day.

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

Cuddling

Fetch, Walking, Playing fetch

There's really no limit to how far you walk your dog as long as they're comfortable. For Mountain Mastiff, it's at least 10 miles / week. Just remember to build distance and stamina gradually over time.

There's really no limit to how far you walk your dog as long as they're comfortable. For Boston Yorkie, it's at least 7 miles / week. Just remember to build distance and stamina gradually over time.

In general most Mountain Mastiffs usually need at least 60 minutes of exercise daily. This can be spread across the day and include all sorts of high-energy activities, like walking, running and playing.

In general most Boston Yorkies usually need at least 45 minutes of exercise daily. This can be spread across the day and include all sorts of high-energy activities, like walking, running and playing.

Pin Brush
Comb
Scissors
Nail Clipper

Pin Brush
Comb
Scissors
Nail Clipper

For an average 150-200 pound (68 - 91 kg) Mountain Mastiff feed 5 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

For an average 10-25 pound (5 - 11 kg) Boston Yorkie feed 1 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

The average cost of a Mountain Mastiff is somewhere $4.90 - $6.30 per day.

The average cost of a Boston Yorkie is somewhere $1.10 - $1.40 per day.

The average per month expenses of a Mountain Mastiff is between $147 - $161. This makes an average of $1764 - $1932 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

The average per month expenses of a Boston Yorkie is between $35 - $42. This makes an average of $420 - $504 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

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

Boston Yorkie 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.

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

Boston Yorkies make excellent apartment dogs, being fairly active indoors and not requiring a yard.

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

Boston Yorkies have an average level of friendliness towards children.

Mountain Mastiffs are good with cats, but early training is needed to prevent chasing behavior.

Boston Yorkies are very friendly with cats and make great companions for them.

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

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

Mountain Mastiffs are averagely friendly around strangers but benefit from early socialisation.

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

Mountain Mastiffs are popular for their ease of training and quick learning ability.

Boston Yorkies are usually easy to train but require consistency to fully obey commands.