Loving
Protective
Alert
Courageous
Intelligent
Friendly
Affectionate
Loyal
Social
Sweet
Aggressive
Cheerful

Gentle
Brave
Noble
Docile
Protective

Masti-Bulls are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

Pyrenean Mastiffs shed a lot of hair each year, so frequent brushing is essential for reducing shedding and maintaining coat health.

Masti-Bulls aren't great guard dogs; they tend to just watch without taking action.

Choose a Pyrenean Mastiff if you want a top-notch watchdog. This breed takes guarding seriously, and may not require much training, though obedience or guard dog training can improve their skills.

United States

Aragonese Pyrenees (Spain)

Mastiff and Bulldog

Mastiff-type

ACHC = American Canine Hybrid Club
DRA = Dog Registry of America, Inc.
IDCR = International Designer Canine Registry®

Dog Registry of America Inc.
Foundation Stock Service
American Canine Association, Inc.

Unknown

1273 A.D.

Hazel
Brown

Brown

Black
Brown

Black

Black
Brown
Cream
Fawn
White
Pied

Pied
White

Masti-Bulls have short coats.

Pyrenean Mastiffs have longer coats compared to most dogs.

A Masti-Bull can have a litter of 3-5 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 Pyrenean Mastiff can have a litter of 8-12 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.

Masti-Bulls are highly adaptable and versatile, making them excellent companions for families and individuals of all lifestyles.

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

Cataracts
Canine Hip Dysplasia
Hypothyroidism
Progressive Retinal Atrophy (PRA)
Gastric Dilation Volvulus (GDV) or Bloat

Hip And Elbow Dysplasia
Gastric Dilation Volvulus (GDV) or Bloat

Demodectic Mange
Seizures

Entropion
Ectropion

Hip And Eyes

CERF
Blood And Urine Analysis
OFA on hips and elbows
Full Body Physical Examination

Masti-Bulls are a good choice for a low-key lifestyle due to their low energy levels.

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

Masti-Bull has above average social needs and thrives with interaction with humans and other dogs.

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

Masti-Bulls need moderate physical activity and are great for families and active individuals.

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

Masti-Bulls are known for their relaxed and calm nature and enjoy long periods of sleep.

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

Masti-Bulls are typically quiet and only bark when needed, such as to alert their owner or when in distress.

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

Running

Hiking, Herd, Fetching, Searching

There's really no limit to how far you walk your dog as long as they're comfortable. For Masti-Bull, it's at least 8 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 Pyrenean Mastiff, it's at least 10 miles / week. Just remember to build distance and stamina gradually over time.

In general most Masti-Bulls 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.

In general most Pyrenean 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.

The Masti-Bull requires an average amount of grooming compared to other breeds.

Pyrenean Mastiffs require significant grooming, including regular trims and professional grooming assistance to maintain their coat. They may also require frequent bathing to keep their coat and skin healthy.

In general Masti-Bull should be brushed at least once a month. Of course you can give them more frequent brushes, especially if they enjoyed it

Pyrenean Mastiff should be brushed at least once a week. Of course you can give them more frequent brushes if you find that they are still shedding a lot

Pin Brush
Nail Clipper

Pin Brush
Dematter
Comb
Deshedder

The average cost of a Masti-Bull is somewhere $3.80 - $4.20 per day.

The average cost of a Pyrenean Mastiff is somewhere $2.10 - $2.70 per day.

The average per month expenses of a Masti-Bull is between $112 - $126. This makes an average of $1344 - $1512 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 Pyrenean Mastiff is between $55 - $73. This makes an average of $660 - $876 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.

Masti-Bull is an independent and stubborn breed with low obedience intelligence, making training a test of patience.

Pyrenean Mastiff is a very intelligent and trainable breed.

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.

The Masti-Bull is a great apartment dog, thriving with sufficient exercise and time outside as part of their daily routine.

The Pyrenean Mastiff is not suitable for apartments and requires a large yard to thrive. Pent-up energy in small spaces can lead to destructive behavior.

Masti-Bulls are very friendly with cats and make great companions for them.

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

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

Pyrenean Mastiffs are generally very friendly towards other dogs, with a happy and affectionate temperament.

Masti-Bulls are friendly but may bark at strangers, and training is easy due to their intelligence.

Pyrenean Mastiffs are quick to announce strangers and can be standoffish or suspicious.

Masti-Bulls are not known for being a highly playful breed.

Pyrenean Mastiffs are very playful, so adopting an older one might be a better option for a more relaxed experience.