Tosa vs Cao de Fila da Terceira - Breed Comparison

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.

Thought to be a dangerous dog breed, it is restricted in some countries.

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 Cao de Fila da Terceira Mastiff hails from Portugal and is also known as the Rabo Torto.The dog actually comes from the isle of Terceira in the Azores. The dog descends from mastiffs, bulldogs and local dogs.

It was in the 1960s that there was an attempt to revive the dwindling numbers of the breed. The dog was declared extinct in the 1970s but there were some people in the Azores who wanted to see the breed restored, and it remains a mystery as to if the dog is in fact still available. The breed isn’t recognized by kennel clubs.

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.

Temperament:

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 Cao de Fila da Terceira is a medium sized molosser, recognized by his weird tail – short and twirled. In fact, the dog’s other name, Rabo Torto, actually stands for ‘twisted tail’, which is a trademark of this dog and which is thought to come from the mix of bulldog in him.

The dog’s coat is short and smooth and the color is usually fawn or yellow while other colors such as brindle, red or black are also available but less acceptable. You may also find small white markings on the chest and feet.

Standing at about 55cm, the dog is muscular and powerful with a broad head, medium sized floppy ears, wide chest and strong muzzle.

The Cao de Fila da Terceira is a good guard dog and while he doesn’t like strangers, he is a dog who is loving and devoted with his human family. See that he gets socialized and trained and he is capable of establishing a deep relationship with all members of the family, children and other pets included. He relies on his owners to provide him with warmth and communication.

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.

If only dog owners would realize that when it comes to a dog’s characteristics, that while there are some traits inherent in a dog, essentially it’s a case of you reap what you sow with a dog. Treat your dog badly, ignore him and abuse him and you get an aggressive, volatile dog who is a threat to the very humans who created the monster in him.

The Cão de Fila da Terceira will certainly need excellent training and socialization, and when he receives plenty of loving attention from his human family he becomes an amazing, relaxed pet. He becomes patient and sweet-tempered so that you can ultimately call him guardian and friend.

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.

The Cão de Fila da Terceira is a healthy dog breed, but even so, you need to be looking out for some ailments which can threaten the comfort and wellbeing of any dog.

Constipation:

This can often be brought about by the wrong diet. When you see your pet battling to clear out the bowels, it can often be rectified by altering your dog’s diet. Speak to your vet if it continues. Your vet may suggest adding some form of nutritious oil to your pet’s diet.

Heart Problems:

Dogs can also suffer from heart disease, especially when there is an obstruction to the flow of blood to the brain which can cause your pet to collapse. Veterinary attention must be sought without delay.

Kidney Failure:

Frequent passing of water can be indicative of a kidney problem. Veterinary advice will be needed.

Diet:

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.

Cool, fresh water should be available at all times.

Grooming:

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.

Exercise:

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.

Companionship is important for the Cao de Fila da Terceira, and if you don’t have another dog in the home, as a pack animal, your dog will rely on you for being an active part of his life. A dog that is well treated becomes thoroughly loyal to his owner.

Diet:

A balanced diet is important for health and for a shiny coat. If you’re unsure of how to feed your Terceira, speak to your veterinarian first. Your vet will know that protein for instance, is essential for your dog. The vet will also speak to you about how to feed a puppy, an adult dog, a pregnant female dog and also feeding your senior dog. Your vet will also explain the hazards of overfeeding and how raw meat also needs to be included in your pet’s diet.

Fresh, cool water is your pet’s life-blood and should be available to your dog night and day. Every dog can benefit too from taking a daily supplement rich in omega-3 fatty acid.

Grooming:

The grooming of your pet will depend on the breed. The Cão de Fila da Terceira has a short coat so he will be easy to maintain. Brush him twice a week to remove loose hairs.

Areas which also need checking daily are the eyes to see that there is no discharge. It is also important to inspect the ears as there should be no build-up of wax inside the ear. Toenails also need attention and should be clipped if they grow long from the pet not walking on hard surfaces.