Protective
Alert
Powerful
Courageous
Intelligent
Docile
Affectionate
Reliable
Loyal
Devoted
Cheerful
Calm

Playful
Dignified
Independent
Energetic
Intelligent
Confident
Affectionate
Patient
Loyal
Lively
Gentle
Social
Tempered
Sweet
Cheerful
Brave
Stable
Generous
Thoughtful
Defensive

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

Black Russian Wolfhound Terriers are low shedding dogs, requiring minimal coat care.

United States

Europe

Bullmastiff, Mastiff

Irish Wolfhound and Black Russian Terrier

ACHC = American Canine Hybrid Club
DDKC = Designer Dogs Kennel Club
DRA = Dog Registry of America, Inc.

DRA = Dog Registry of America, Inc.

Brown

Brown

Black

Black

Fawn
Brindle

Fawn
Brindle
Black
Gray
Cream
Red

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

Black Russian Wolfhound Terriers have longer coats compared to most dogs.

Straight

Wavy

A Doubull-Mastiff can have a litter of 4-13 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 Black Russian Wolfhound Terrier can have a litter of 6-12 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.

The Doubull-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.

Black Russian Wolfhound Terriers typically have low vet costs due to their good health, but it's important to monitor their health and seek vet care when necessary.

Entropion
Elbow Dysplasia
Retinal Dysplasia
Hip Dysplasia
Bloat
Ataxia

Otitis Externa
Hip And Elbow Dysplasia

Ectropion
Progressive Retinal Atrophy
Cataracts
Retinal Dysplasia

Anesthesia Sensitivity/Allergy

X-Rays
MRI
CT Scan
Eye Examination
Myelography (Dye And X-Ray to Assess The Spinal Cord)

Hip
Elbow
Blood Test
X-Rays
Ear Examination
Complete Physical Examination

Doubull-Mastiffs are known for their relaxed and calm nature and enjoy long periods of sleep.

Black Russian Wolfhound Terriers have moderate energy levels and typical sleep patterns of 12-14 hours per day.

Doubull-Mastiffs are low-energy dogs. This breed make a great companion for a relatively inactive person. Doubull-Mastiff dogs require a few short daily walks, and then they're happy snuggling next to you for the rest of the day.

Black Russian Wolfhound Terriers are medium-energy dogs and typically enjoy socializing and playing casual or even sustained games of chase with other dogs. They may also have occasional periods of barking or racing around the house.

There's really no limit to how far you walk your dog as long as they're comfortable. For Doubull-Mastiff, it's at least 7 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 Black Russian Wolfhound Terrier, it's at least 14 miles / week. Just remember to build distance and stamina gradually over time.

In general most Doubull-Mastiffs usually need at least 30 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 Black Russian Wolfhound Terriers 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 Doubull-Mastiff has low grooming needs and is easy to maintain.

The Black Russian Wolfhound Terrier requires an average amount of grooming compared to other breeds.

Slicker Brush
Comb
Nail Clipper

Pin Brush
Dematter
Scissors
Nail Clipper

For an average 130-200 pound (59 - 91 kg) Doubull-Mastiff feed 4 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 80-150 pound (36 - 68 kg) Black Russian Wolfhound Terrier feed 3.5 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

The average cost of a Doubull-Mastiff is somewhere $3.90 - $4.20 per day.

The average cost of a Black Russian Wolfhound Terrier is somewhere $2.80 - $3.50 per day.

The average per month expenses of a Doubull-Mastiff 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 Black Russian Wolfhound Terrier is between $84 - $105. This makes an average of $1008 - $1260 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.

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

Black Russian Wolfhound Terriers are good with kids if socialized and trained from a young age.

Doubull-Mastiffs are less friendly towards other dogs, but can improve with socialization.

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

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

Black Russian Wolfhound Terriers are quick to announce strangers and can be standoffish or suspicious.

Doubull-Mastiffs are not known for being a highly playful breed.

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

Doubull-Mastiffs are usually easy to train but require consistency to fully obey commands.

Black Russian Wolfhound Terriers are popular for their ease of training and quick learning ability.