Tosa is originated from Japan but Greenland Dog is originated from Greenland. Tosa may grow 14 cm / 6 inches higher than Greenland Dog. Tosa may weigh 55 kg / 122 pounds more than Greenland Dog. Both Tosa and Greenland Dog has almost same life span. Both Tosa and Greenland Dog has almost same litter size. Tosa requires Low maintenance. But Greenland Dog requires Moderate maintenance
Known also as the Japanese Mastiff, the Tosa hails from Japan. In fact, these dogs come from the Tosa Province, so the dog was named after the region where they were bred.
It is why they are sometimes referred to as Japanese Mastiffs. The Tosa is a rare dog breed and unfortunately, the dog is still used in Japan for dogfighting.
The breed was developed in the 2nd half of the 19th century, with a number of dog breeds being involved to bring about a more powerful, braver dog.
The Greenland dog is an ancient breed of dog hailing from Greenland. The dog was brought to North American from Siberia hundreds of years ago. In fact the very first dogs arrived in the Americas some 12,000 years ago.
The Greenland Dog isn’t recognized by the AKC but it is recognized by a number of other groups. While the Greenland Dog is valued in Greenland, it isn't particularly well known in other parts of the world.
The Tosa is a large dog, but their sizes vary, and in fact, because of their fighting, they are actually divided into light-, middleweight and heavyweight classes.
Generally, you can say that these dogs weigh in the region of 54 to 90kg and they stand in height at between 62 to 82cm. The head is large, the jaws powerful, the eyes dark brown in color, the ears small, high set and floppy.
The neck is broad wit a dewlap and the tail is long, thick and tapering to a point. The coat is short and thick and is most times a rich caramel color, fawn tan, black or brindle. The dog often has a black mask.
The Tosa is a fairly quiet dog, courageous and fearless. He is going to need a strong, consistent owner who shows leadership with him. Training and socialization will be imperative for this dog.
When he has been properly reared and trained, he makes a good pet, able to get on with members of the family. He takes his role as protector and guardian seriously.
The Greenland Dog is a heavily built dog, and between the males and females, this medium to large sized dog can be 51 – 68cm in height and weigh 30 – 35kg.
He has the typical slanted eyes of the husky-type dogs with a keen, alert expression in them. He has small triangular erect ears. The long, bushy tail of the dog is curled over the back of the dog.
The coat is short to medium length and has 2 layers with the outer layer being fairly coarse. The double coat is thick and shortish but also stand-offish, meaning the hair doesn’t lie flat against the dog’s body. Color of the fur is a mix of cream, beige, white, tan, black, grey or silver.
As a working dog, the Greenland Dog is known for its strength, its boisterous nature and speed. Because its a dog that has worked as a pack, it wants a firm, patient, fair, confident owner to bring out the best in him. Being intelligent, independent and work-orientated, it is perhaps not a great choice for the first-time dog owner who may be out of their realm with the demands of these high-energy dogs.
The dog is independent, but he is quite capable of forming a strong, loving bond with his owner. This is certainly a dog that is never going to thrive if he has to lie around the house all day – he is an active dog who wants a task to do and he is going to need plenty of daily exercise.
They’ve always had active lives pulling sleds or hunting for seals and he craves this busy, active lifestyle. He is the kind of dog that shouldn’t live in the city with a tiny garden unless he has an owner who takes time to walk him and exercise him vigorously. He is a dog that will require training and socialization.
The Tosa isn’t recommended for first-time dog owners, as in the wrong hands, they can become aggressive. Care has to be taken around children too especially undisciplined ones.
He also doesn't come as recommended for small, cramped homes in the city. He’s just too big and he will need to get out and be walked often.
You want to create a home for him that ensures he is the calm, gentle dog he is capable of being, If you’re fair, firm, caring, patient and consistent, then this big dog might be for you. With the right care he becomes a gentle, devoted pet.
Bred as a working dog, the Greenland Dog, native to Greenland is a high energy dog who is boisterous, lively and social. With training and socialization, he becomes an obedient, loyal and devoted pet.
While he is quite capable of being an awesome domesticated pet, he is essentially a working dog, loving having to be part of a very active lifestyle. He may not be the best pet for a first time owner or a home with small children. This is because he isn't your cuddly, lying-around-the-house, playmate kind of pet. He wants a home and owner similar to himself – strong, active, energetic, bold, independent, strong-willed and firm, and when he gets this, he becomes the splendid pet he is so well known for.
The Tosa is a formidable looking molossoid, but even so, this big, calm dog can succumb to illness. Some of these diseases you need to be looking out for include bloat,hip dyslasia and eye conditions.
Bloat for this dog can be life-threatening, and can often be because the dog is too hungry and he gobbles up his food quickly. Bloat is when gas can't escape, the stomach swells and twists – very dangerous. Rather give your dog two smaller meals – one in the morning and one in the evening, or even give several smaller portions throughout the day.
To help with eliminating health issues always choose a reputable Tosa breeder. You’re not likely to find one of these dogs in a dog shelter.
Your Greenland dog can battle with eye problems such as progressive retinal atrophy, hereditary or juvenile cataracts and corneal dystrophy. Eye diseases like this can cause a host of problems for your pet and should receive immediate veterinary attention.
Cataracts in dogs are a common problem affecting the eyes of dogs, with there being different forms and causes.The age at which your pet develops cataracts is important for identifying the type of cataract it is because it will give the vet an idea if the cataracts are an hereditary trait in certain dog breeds.
Nearly every dog can battle with hip dysplasia and it can be a serious concern for active canines such as the Greenland dog.
This joint and bone ailment can start manifesting itself as early as 4 months of age with your pet. This dysplasia occurs when the head of the femur doesn't fit into the pelvic joint the way it should. It can lead to pain, arthritis and lameness with your dog.
These large, strong dogs do well on good quality food. If you opt to buy him commercially manufactured food, make sure it is the top quality one free of unwholesome ingredients such as preservatives, colorants and useless fillers.
Invest in the best quality ones that have nutritious minerals and vitamins. Try and give your dog some home-prepared food too – boiled chicken, brown rice or pasta, spinach, sweet-potatoes and carrots.
Never feed your dog things such as chocolates, peanuts, crisps, grapes, onion and food with spicy flavorings. This will just ensure digestive problems and having to get your dog to the vet.
The Tosa’s short coat isn’t going to require too much attention. A good brush twice a week will keep it free from loose hair and keep its shine and gleam. It’s why the dog is looked upon as being low maintenance.
Beyond that, he will need to have his nails trimmed. When brushing him, check him over for parasites – ticks and fleas, check for unusual lumps and look inside his ears for signs of redness.
These dogs are calm and fairly low-energy. Nonetheless, to maintain good health, he will need to be exercised. Ball games outside are always a good idea as well as nice long walks. Hikes into the countryside will be wonderful for this big dog.
As a medium- to large-sized dog breed, the Greenland Dog will require a high-quality commercial dog food if that is what you will be feeding him. The top quality brands have the right mix of vitamins and minerals in them for health.
However, it is wise to ensure that such an active dog breed gets his quota of raw meat in too. He has been used to eating fish and seal meat and will require this raw diet too. Sometimes if you cook rice, chicken and vegetables, you can add this into his kibble too.
Greenland Dogs need to be groomed at least twice a week to keep the thick coat in tip top condition. He sheds throughout the year.
He will also require you brushing his teeth to get rid of plaque which can cause a host of health issues. You get special toothpaste and toothbrush for dogs. His teeth should be brushed 2 or 3 times a week.
Make sure you give your high-energy Greenland Dog the right dose of exercise. He is intelligent too so he needs walks, games and other activities that contribute towards his physical and mental wellbeing.
He will do well on large properties or farms but won't do well where the space is tiny and where the owners are inactive couch potatoes.
Be careful too that the Greenland Dog isn't exercised immediately after eating as this puts him in danger of developing bloat.