Playful
Stubborn
Independent
Energetic
Alert
Courageous
Intelligent
Friendly
Affectionate
Lively
Going
Cheerful

Affectionate
Courageous
Intelligent
Bold
Fearless
Reliable

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

Staffordshire Bull Terriers shed very little hair, making them a great choice for those who dislike excess hair in the house.

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

Staffordshire Bull Terriers are decent watchdogs - they'll alert their owner if something seems amiss.

​United States

England

Jack Russell Terrier and Pembroke Welsh Corgi

Terrier, Mastiff

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®

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

​Unknown

1800s

Brown

Brown

Black

Black

Brown
Black
White
Red
Pied

Black
Red
Fawn
Blue
White
Pied
Brindle

Wiry

Straight

A Cojack can have a litter of 4-8 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 Staffordshire Bull Terrier can have a litter of 12-14 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.

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

Staffordshire Bull Terriers have average adaptability to changes in lifestyle and living environments compared to other breeds.

Patellar Luxation
Deafness
Cardiomyopathy
Patent Ductus Arteriosus

Hip Dysplasia

Intervertebral Disc Disease
Hemivertebrae
Tracheal Collapse
Diabetes
Familial Nephropathy
Eye Problems
Von Willebrand's Disease
Hypothyroidism
Mitral Valve Disease
Degenerative Myelopathy
Persistent Pupillary Membrane
Cleft Palate
Cutaneous Asthenia

Elbow Dysplasia
Bone And Joint Problems
Cataracts
Bladder Stones

Hip X-Rays
Dna For Vwd
Physical Examination
Eye Examinations
Complete Blood Work

Eye
Elbow
Hips
Blood And Urine Protein Screens
X-Rays
Eye Examination

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

Staffordshire Bull Terriers require significant physical activity and suit those with an active lifestyle.

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

Staffordshire Bull Terriers have moderate energy levels and typical sleep patterns of 12-14 hours per day.

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

Staffordshire Bull Terriers are typically quiet and only bark when needed, such as to alert their owner or when in distress.

Walking, Running, Walk, Walks, Walk, play ball, Playing, Herding, Fetch, Tag, Play, Snuggling, Petting, Watching tv, Cuddling, Training, Jogging, Run, Chase, Dance, Car rides, Hike, Bike ride, Cuddles, Nap, Watch tv, Going on walks, Swimming, Road trip, Dog Parks, Barking

Frisbee, Tug-of-war, Nap, Nose work, Tracking, Eating Snacks, Dog Parks, Walk, Play, Walking, Hide & Seek, Running, Sniff, Run, Meeting friends, Playing fetch, Chewing, Snuggling, Walks, Fighting, Fetch, Lounging, Cuddles

Cojacks 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.

Staffordshire Bull Terriers are high-energy dogs. They need mental as well as physical exercise. These dogs require a lot of your involvement and without it they can, and will, become problematic dogs.

There's really no limit to how far you walk your dog as long as they're comfortable. For Cojack, it's at least 9 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 Staffordshire Bull Terrier, it's at least 8 miles / week. Just remember to build distance and stamina gradually over time.

In general most Cojacks 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 Staffordshire Bull Terriers usually need at least 90 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 Cojack has low grooming needs and is easy to maintain.

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

Slicker Brush
Comb
Nail Clipper

Pin Brush
Slicker Brush
Nail Clipper

For an average 18-28 pound (8 - 13 kg) Cojack feed 3 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 28-38 pound (13 - 17 kg) Staffordshire Bull Terrier feed 2 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 Cojack is somewhere $1.70 - $2.00 per day.

The average cost of a Staffordshire Bull Terrier is somewhere $2.50 - $2.80 per day.

The average per month expenses of a Cojack is between $49 - $63. This makes an average of $588 - $756 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 Staffordshire Bull Terrier is between $74 - $84. This makes an average of $888 - $1008 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.

Cojack is a very intelligent and trainable breed.

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

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

Staffordshire Bull Terriers are somewhat cat friendly and can be trained to get along with cats.

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

Staffordshire Bull Terriers are not dog-friendly.

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

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

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

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