Loving
Stubborn
Independent
Energetic
Alert
Courageous
Affectionate
Lively
Inquisitive
Cheerful

Playful
Energetic
Protective
Alert
Courageous
Intelligent
Confident
Friendly
Affectionate
Loyal
Fearless
Cheerful
Brave
Bright

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

Boxmass are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

​United States

Europe

Jack Russell Terrier, Rat Terrier

Mastiff, Boxer

​Unknown

Unknown

Brown

Brown

Black

Black

White
Blue
Brown
Red

White
Brown
Black
Brindle

Jack-Rat Terriers have short coats.

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

A Jack-Rat Terrier 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 Boxmas can have a litter of 2-10 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.

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

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

Patellar Luxation
Deafness
Cardiomyopathy
Patent Ductus Arteriosus

Hip Dysplasia

Hemivertebrae
Familial Nephropathy
Tracheal Collapse
Diabetes
Von Willebrand's Disease
Hypothyroidism
Cleft Palate
Cutaneous Asthenia
Dilated Cardiomyopathy (DCM)
Persistent Pupillary Membranes (PPM)
Mitral Valve Dysplasia
Eye Conditions

Usually Very Healthy

Dna Test For Vwd
Thyroid Tests
Physical Examination
Eye Examinations
Blood Work
Full Physical Examination regarding joint movement around the hip and kneecap
Heart Rate Tests

X-Rays
Physical Examination
Serum Chemistry
Complete Blood Count

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

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

Run, Hike, Tug-of-war, Nap, Fetch, Off-leash, Walking, BREED ISSUES, HER/MINE ISSUES, Sleeping, Eating, Running, Walk, Chase a ball, Playing toys, Playing catch, Cuddeling, Playing fetch, Giving pig ear, Watching tv, Retrival games, Playdate, Frisbee, Wrestling, Chase, Tracking, Park visits, Car rides, Napping, Jogging

Dog Parks, Tug-of-war, Walk, Go to Beach, Restauraunts, Fetch, Cuddle, Beach, Runs, Bike rides, Walks, Wres, Hiking, Hide & Seek, Tag, Play keep away, Car rides, Napping, Playing catch, Tug of war, Belly rubs, Catch treats, Tricks, Driving, Wrestling, Walking, Snuggles, Long walks, Chilling out

In general most Jack-Rat Terriers usually need at least 120 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 Boxmass 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.

Jack-Rat Terrier 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

Ideally, Boxmas should be brushed at least 2 or 3 times a week (preferably daily) improve shedding.

Pin Brush
Slicker Brush
Nail Clipper

Comb
Deshedder
Nail Clipper

For an average 20-26 pound (9 - 12 kg) Jack-Rat Terrier 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 70-100 pound (32 - 45 kg) Boxmas 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.

The average cost of a Jack-Rat Terrier is somewhere $1.70 - $2.00 per day.

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

The average per month expenses of a Jack-Rat Terrier 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 Boxmas 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.

Jack-Rat Terriers are good apartment dogs as long as they get enough exercise and stimulation outside of the apartment.

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

Jack-Rat Terriers are good with kids if socialized and trained from a young age.

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

Jack-Rat Terriers are average in their friendliness toward cats and tend to do well with them, especially if raised together.

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

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

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

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

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

Jack-Rat Terriers are a playful breed that needs daily playtime to be happy.

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