Description: The Roman Rottweiler is just like the standard Rottweiler, except that it is bigger and more mastiff-like in appearance and temperament. Its large and massive body brings out an impressive and noble air. Its head is broad and heavy, with some wrinkling, and a deep and well-defined stop. Its muzzle is full and also broad, and its jaws form a scissors bite. Its lips are well-developed and thick. Its eyes are deep set and well apart, and its pendant ears are carried forward and also set apart. It mouth and nose are dark in color, with the nose usually black but really just follows the base color of its coat.

The Roman Rottweiler’s coat is thick and can be long. The usually desired coat is a thick plush one. Its chest is deep with well sprung oval ribs. Its legs are muscular and powerful. Its tail can either be docked or left natural and curved over the back

Dynamics: The Roman Rottweiler has a calm and confident temperament. It is highly trainable, is athletic, courageous, and reliable. Of course, firm and consistent training and socialization is needed. Without a firm hand to guide it, it can become aggressive and uncontrollable. But it is usually a very loyal and devoted dog. It is an intelligent breed and and is a good worker and companion mixed into one. It can also get along well with children and other household pets as long as it has been socialized with them since puppyhood. It can get suspicious with strangers but it is amiable with family and friends.

Breed Group: Mastiff, Flock Guardian

Weight: males at least 120 pounds (54 kg), females at least 80 pounds (36 kg)

Height: males at least 26 ½ inches (67 cm)and can grow to more than 30 inches (76 cm), females at least 24 ½ inches (63 cm) up to 29 inches (74 cm) or more

Color: The coat color of the Roman Rottweiler can be black and tan, black and rust, black and dark, black and mahogany, red and tan, blue and tan or black. Other colors can be expected but not as desirable as those mentioned.

Country of Origin: The Roman Rottweiler came to Europe with the Roman legions, before that serving to herd and protect cattle that fed the Roman soldiers as they were crossing the Alps. The breed was settled in Germany, and this proved to be its end. The Germans wanted Rottweilers smaller in size and began breeding the now popular Rottweiler while the Roman Rottweiler’s line slowly shrunk.

Activities: The Roman Rottweiler should be walked everyday and sufficiently exercised. It likes to run in an open area and there will be no worry for the owner because the Roman Rottweiler will not wander away. Swimming and retrieving a ball is also a favorite past time.

Grooming: The coat of the Roman Rottweiler is easy to groom. Just brush regularly with a firm bristle brush and bathe only when necessary. Of course, if the Roman Rottweiler has a long coat then it needs more attention. But normally, brushing everyday is the most important.

Other Info: The Roman Rottweiler has a life expectancy of 10 to 12 years. It is susceptible to ACL damage and hip dysplasia. It is also prone to entropion, and it tends to snore and overeat. This breed will do okay living in an apartment as long as it is sufficiently exercised.

Photo: CollosalRottweilers.com

AKA: Alentejo Mastiff, Portuguese Mastiff, Mutt of Alentejo

Description: The Rafeiro do Alentejo is a large dog, with a bear-like broad head and strong robust body. Its eyes are dark and its ears are small to medium sized and folding downwards. Its neck is strong and has the regular dewlap, and its chest is broad and deep. Its legs are strong and upright, and its body ends with a long and curving tail. The Rafeiro do Alentejo’s coat is of medium length and thick and straight.

Dynamics: The Rafeiro do Alentejo is an excellent and confident guard dog. It is calm, courageous, but not aggressive. It is also an independent and intelligent dog, and very watchful. It gets suspicious of strangers, especially after dark, which makes it a very valuable guard for our homes. It is more for defense rather than for attacking, and gives out a low, deep bark.

The Rafeiro do Alentejo is affectionate with its family despite its reserved nature with strangers. It can get sensitive to reprimands and is also eager to please. Training and socializing this dog has to be done at puppyhood. It is also important that the training is consistent. This is a serious dog that does its job seriously. The Rafeiro do Alentejo is a very noble breed this way. This breed may be reserved with strangers but gets along nicely with children.

Breed Group: Guard

Weight: males 110-132 pounds (50-60 kg), females 100-121 pounds (45-55 kg)

Height: males 27-28 inches (66-75 cm), females 25-28 inches (64 – 70 cm)

Color: The Rafeiro do Alentejo has a coat of the colors black, wolf-like, tawny, or yellowish, draped in either a fair, striped, or white-spotted paterrn.

Country of Origin: The Rafeiro do Alentejo comes from Portugal, but it is often claimed that the breed was descended from huge dogs on the Tibetan highlands ages ago.

Activities: The Rafeiro do Alentejo is a serious dog made for real work. It does not usually exert energy on unnecessary tasks and instead focuses on getting serious with its real job of guarding herds and properties. This dog may not need any heavy exercise but it still needs to be walked everyday.

Grooming: The Rafeiro do Alentejo is a low-maintenance dog. Brushing its coat daily is enough. Bathe only when necessary.

Other Info: The Rafeiro do Alentejo has a life expectancy of 12 years. This dog is not made for life in an apartment. It likes having an open and large yard, and owners should take care to put a secure fence around because it is very suspicious of strangers.

AKA: Alapha Blue Blood Bulldogs

Description: The Otto Bulldog is tall and very strong, with broad chest legs are muscular and straight. Feet are like cat and large. Male Otto Bulldogs are much heavier than females. Females do have much more feminine looks that could easily be distinguished. The tail is long and never docked. Their ears are regular in length and triangular in shape. Their coat is short and compact that is even on their body. Eyes are like marble with a combination of blue and brown. They are very known to have black mask on their face and patches on their eyes.

Temperament: This breed is a genius, friendly and refine that could be a good companion to their owners. They are also very protective of their owners and could be trained for them to socialize with cats and other dogs in the family. They are a dominant type of breed so they should be trained well. They are also good for children as pet and be also introduced to their playmates for them to be able to know them better and avoid misunderstanding.

Activity: They are required to have long walk everyday and a romp in a secured area they are an athletic dog so they need to regain their energy and be healthy.

Health: Usually some of them may suffer from entropian a condition that lower eyelid rolls inward that may result to eye infection that should be treated to avoid blindness. Life span is about 12-15 years.

Grooming: Easy to groom breed since they have short coat. Brushing them with stiff bristle brush to avoid dead hair. They are an average shedder so only a regular grooming is required for this breed. Bathe them only when necessary.

Group: Mastiff
Color: Blue, Grey, or Merle. Black
Height: 22 inches (55 cm.)
Weight: Males average 80 pounds (36 kg.). Females average 65 pounds (29 kg.).
Country Of Origin: US

Dynamics: In 1980, this breed was maintained by Lana Lou Lane until she was burned in her house. This breed were also used in large plantation in Georgia to guard the slaves working in the plantation and some gate crashers that would attack. This kind of breed has all the appearance of a bulldog but are taller compared to bulldogs.

Photo by Werner

AKA: Newf, Newfie, The Gentle Giant, Blackbear

Description: The Newfoundland is a strong and massive dog, with a broad head and a short wide muzzle. Its ears are pendant and its eyes are a dark brown, wherein the conjunctiva should not show as it does with a St. Bernard. Its nose is black but is brown for bronze-colored Newfoundlands.

The Newfoundland is hardy and big, but it is agile and has an elegant gait. It has a water-resistant long outer coat, with a thick oily undercoat. Its feet are webbed and this makes the Newfoundland a good swimmer. There are dewclaws on its hind legs that should be removed. Its tail hangs down.

Dynamics: The Newfoundland is an intelligent dog with a good temperament. It is patient and obedient, and is known to be friendly with people. It is calm and gentle, and loyal and devoted. It will act on its own if needed, and can be protective. It will place itself between an intruder and its family in order to protect its owners.

The Newfoundland gets along well with people and other dogs, given the proper socialization and upbringing. It is generally good with other pets and animals. It also gets along well with children, as it is a patient and playful breed. It loves companionship and is very sociable. The Newfoundland likes the outdoors very much. It loves to swim and play in the water. It drinks a lot and gets messy with it because it likes to get wet.

In training the Newfoundland, the owner has t o be calm and patient. Training has to be confident and consistent. This breed is very sensitive to your tone of voice and should not receive harsh treatment when it makes mistakes. Also take into account that the Newfoundland moves slow because of its huge body.

Breed Group: Mastiff, Working

Weight: males 30-150 pounds (59-68 kg), females 100-120 pounds (45-54kg)

Height: males 27-29 inches (69-74cm), females 25-27 inches (63-69cm)

Color: The color of the Newfoundland’s coat is most often black, sometimes with little white markings on the feet, end of the tail, and the chest. The coat can also be black with blue highlights, bronze, brown, gray, or even white with black markings.

Country of Origin: The Newfoundland’s origin is believed to be in Canada. There are stories that the Newfoundland came from crosses between Tibetan Mastiffs that were brought to Canada by the Europeans in the 1700s.

Activities: The Newfoundland can entertain itself around the house by just lazing around but, like all dogs, it needs to be taken outside for a walk everyday. Play sessions and exercise are good for the breed, too. It also likes to swim and frolic.

In the past, the Newfoundland helped fishermen by hauling in nets, carrying boat lines, and retrieving anything that fell overboard to the water. This breed can also help with rescuing shipwrecked and drowning people. The Newfoundland is basically an outstanding water rescue dog. On land, the Newfoundland is just as useful as it is used to haul lumber, pull mail sheds, and carry or deliver things.

Grooming: As the Newfoundland has a long coat, daily brushing with a hard brush is important. Bathe only when absolutely necessary. Dry shampoo if needed.

Other Info: The Newfoundland has a life expectancy of 9 to 15 years. Like most dogs, this dog is prone to hip dysplasia and a hereditary heart disease called sub-aortic stenosis (SAS). This breed should have its heart checked when it is 8 to 12 weeks old to find out if it has SAS or not. The Newfoundland is okay living in an apartment as long as it is sufficiently exercised. This breed is sensitive to heat and prefer cool climates.

Photo: DanDee Shots

AKA: English Mastiff, Mastiff
Description: Old English Mastiffs is a heavyweight breed, has broad skull and square shaped structure. They are a very powerful dog that creates strong impression on people. Forelegs are wide set apart. Their black mask on their eyes and nose is prominent on them. Their hazel eyes are dark and small that goes along with their small ears too. Their coat comes in various colors. Teeth are in scissors bite and tail is set high reaching the hocks.

Temperament: Known as a dignified and courageous breed. They are a loving dog especially to their master. Also calm but could also protect their owner against harm, capable to be a guard dog that could give protection to their owner especially with those suspicious strangers. They are an easygoing and gentle dog too and very loyal to their owner and very dedicated towards their family, small dogs and children.

Activity: A daily exercise is required for them as they tend to be lazy. Daily walks and jog will keep them healthy and fit as long as owners should impose that they should heel beside their owner during walks and jog to instill in their mind who their leader should be.

Health: Hip dysplasia is common to them also prone to bloat, gastric torsion,ectropion, vaginal hyperplasia, elbow dysplasia. Life span is about 10-12 years.

Grooming: They are easy to groom since they have short hair and does not shed heavily. They needed to be brushed to remove dead hair and wipe with towel to make their coat shine and soft to touch. Bathe them only when necessary.

Breed Group: Mastiff, AKC Working
Color: golden fawn, light fawn, brindle, silver, tiger, and apricot
Height: Dogs from 30 inches (76cm) Bitches from 27 inches (69cm)
Weight: Dogs about 160 pounds (72kg) Bitches about 150 pounds (68kg)
Country Of Origin: Britain

Dynamics: The Old English Dog Belongs to the World’s top 5 guard dogs. That is why they could be an excellent guard dog to their owners. They belong to the mastiff group which is known as powerful and been delegated as the arena gladiator in a bloody sport of bull.

Photo by BLikly

AKA: Moskovskaya Storodzevay Sobaka
Description: The Moscow Watchdog is a cross behtween St Bernard and Russian Spotted Hound breeds. They are a big sized breed and very heavy too. They are a muscular dog, strong but not graceless. A well developed breed. Coat is thick but just regular in length with a very long tail reaching the floor.

Temperament: A good companion dog and an excellent watchdog too. They are a genius dog and trained as watchdog. But a firm obedience training must be implemented to them. They have a very good temperament. The purpose of training them is to let them properly understand that they should obey their owner and a pack leader status. They must be trained to be aware that their owner will always lead their way.

Activity: They are required to have daily long walk,brisk walking and jog to gain more energy and burn excess fats since they are a heavy weight breed. But they must learn to heel beside their owner and not lead the way.

Health: In general, they are a healthy breed. Their life span is 5-11 years.

Grooming: They needed to be brushed regularly to remove dead hair. Bathe them only when necessary.

Breed Group: Mastiff
Color: red and white
Height: 25-27 inches (64-69 cm.)
Weight: 100-150 pounds (45-68 kg.)
Country Of Origin: Soviet Union

Dynamics: Moscow Watchdog is a very rare breed. Before they couldn’t be find in Soviet Union Union but later became famous in Europe through United States. And now was considered by the FCI to be on the second Molosser group and being shown to some dog shows in Russia, where they are fully recognized as breed.

Photo by Canarian

Description: The Nebolish Mastiff is considered the most agile dog of the Mastiff breeds. Its body is muscular, structured with large bones. Its head is broad, its chest is wide, and its jaws form a scissors bite. Its coat is usually short or medium-length. But there are also Nebolish Mastiff dogs with long coats. Its body ends with a tail that can be docked.

Dynamics: The Nebolish Mastiff is a fearless, alert, and intelligent breed. It is known to be stubborn if it thinks that its owner cannot handle it well. Once a part of the family, however, it becomes a oyal and very protective companion. It brings about an air of dignity, and is good natured, patient, and even tempered. It can be playful with children and get along with them well. Socialization is important, of course, to void destructive behavior in the dog.

In training the Nebolish Mastiff, the owner has to achieve sort of pack leader status. He or she has to be dominant over the dog, otherwise the Nebolish Mastiff will belittle you and not follow you. It is intelligent this way. The training also has to be consistent and firm, with the line between the leader and the follower clear between the owner and the Nebolish Mastiff.

Breed Group: Mastiff, Working

Weight: 95-200 pounds (43-90 kg)

Height: 27-36 inches (79-90 cm)

Color: The coat of the Nebolish Mastiff can be either fawn or brindle, of any shade of the colors, including a rare silver. The coat can also have markings, although it is preferred that the dog not have any markings at all. The markings can be a black mask or any white markings on the body.

Country of Origin: The Nebolish Mastiff is one of the rarest breeds of the Mastiff types. The breed was developed in the Northwest and Canada, back in the late 1960s. There have been many reports on the exact breakdown of the breeding program of the Nebolish Mastiff, all still just claims and with no certainty.

Activities: The Nebolish Mastiff loves to run and swim, and so this dog should be taken out everyday for its daily delights. Walking everyday with a little play session can suffice for those owners who do not have much time on their hands. When walking out, the Nebolish Mastiff should be made to heel beside or behind the owner, as a sign that you are the leader and the dog should follow you. Otherwise, it will ignore you and take off on its own to have fun.

Grooming: Combing or brushing regularly is enough as a grooming routine for the Nebolish Mastiff. Bathe only when necessary.

Other Info: The Nebolish Mastiff has a life expectancy of 10 to 14 years. It is generally a very healthy breed, developed to be agile and free of genetic defects. This breed is not fit to live in an apartment, as it likes to explore and occasionally romp around. This breed loves warm climate, and loves the water.

Photo: Boxers of Whiteface Ranch

AKA: Mastino Napoletano, Italian Mastiff, Mastino, Italian Bulldog, Neo Mastiff

Description: The Neapolitan Mastiff is a powerful dog that looks intimidating and serious. It has a rectangularly proportional body, with a wrinkled face, a massive head, and a muscular limbs. Its wrinkles usually go from the face to the chin and continues to go down the neck, forming a prominent dewlap. The skull is broad, somehow emphasizing its intimidating look. Add to that that the Neapolitan Mastiff walks with a loose and cat-like gait.

The nose is black, and the jaws form a scissors bite. The ears can be cropped, and the Neapolitan Mastiff’s tail can be docked. But these are painful for the dog, and so many prefer the natural look of the breed. The eyes of the Neapolitan Mastiff is blue at first, at puppyhood, but as it grows darker as it grows up. They usually vary with the dog’s coat color.

Dynamics: It may have a vicious and intimidating appearance but the Neapolitan Mastiff is actually a calm and peaceful dog. When provoked or threatened, however, they become fearless and overprotective. It is a highly intelligent breed that is loyal and devoted of its owner or family. It is serious and quiet, but suspicious of strangers.

In owning the Neapoiltan Mastiff, one has to be dominant and show some leadership skills. The Neapolitan Mastiff is not for the meek people. It should be trained consistently and confidently, with you as a leader and the dog as an obedient companion. Socialization is also important for this breed, beginning at puppyhood. This breed gets along well with non-canine pets if socialized with them early on. It also does well with children but the children also has to know how to be dominant over the dog.

The Neapolitan Mastiff was once used for fighting, and so the breed has grown tolerant of pain. It is also a natural guard dog even without the necessary training. Excessive barking will not be a problem with the Neapolitan Mastiff as it is usually a calm animal.

Breed Group: Mastiff

Weight: Up to 165 pounds (74 kg), but there have been cases where a male Neapolitan Mastiff went up to nearly 200 pounds (90 kg)

Height: males 26-30 inches (65-75 cm), females 24-28 inches (60-70 cm)

Color: The coat of the Neapolitan Mastiff can either be solid or brindle, and blue is the most common color. Black is also very common among the breed. A chocolate Neapolitan Mastiff is rare. There are dogs with a little white on the chest and toes and this is acceptable. However, there should be no white markings on the face.

Country of Origin: The Neapolitan Mastiff comes from directly from the line of the Roman Molossus, but it is commonly acknowledged that all European mastiffs descended from the Tibetan Mastiff. The first Asian mastiffs were said to have been brought to Greece by Alexander the Great, and then the Greeks introduced the dogs to the Romans. The Romans then trained and used the dogs in combat and fighting, and from the first of these dogs descended the Neapolitan Mastiff. It became a prominent breed of Italy in 1946.

Activities: The Neapolitan Mastiff, as a pup and in its growing up years, should be limited in its exercises and play sessions. This is to reserve their energy for healthy bones and muscles. When it becomes old enough, it will need a great deal of exercise and long walks.

Grooming: The coat of the Neapolitan Mastiff is short, and therefore easy to groom. Bathe only when necessary, and groom regularly with a rubber brush.

Other Info: The Neapolitan Mastiff has a life expectancy of up to 10 years. Its massive body make sit prone to physical ailments like hip dysplasia and pano-ostiosis (growing pains). It is also prone to the “cherry eye,” where the eye tissue protrudes too much and becomes irritated and inflamed. The Neapolitan Mastiff can live in an apartment as long as it is exercised everyday.

Photo: Lisa M. Herndon

AKA: Leo

Description: The Leonberger is a large dog with a black mask as its characteristic feature. The mask is only up to the eyebrows, but it never completes the entire face. The males have a somewhat bigger head than the females, with the skull a little domed. Its lips and nose are black. The jaws form a scissors bite. The ears are hanging and medium-sized. This breed is big and majestic but its eyes show its gentle and kind nature.

The neck is strong and firm, with no dewlap. The coat is waterproof, and there is a mane that adds to the majestic look of the breed. The mane of the Leonberger can take up to four years to form. For the females, the mane is not easily recognizable. For the legs, both are feathered. Rear dewclaws should be removed. There are also webbing between the toes of the Leonberger that helps them in swimming. The tail is bushy and is set low.

Dynamics: The Leonberger is loving and steadily affectionate. Its size and look may be a little intimidating, but it is actually very sweet and kind. Its friendly personality endears it to its family. It is also very patient, even with the most rowdy children. If ever it becomes irritated, it just walks away and settles in a quiet place. It does not get aggressive. It is a most loyal and trustworthy companion.

Likewise, it does not respond well to harsh training. Patience and gentle training is needed for this breed. The Leonberger is intelligent and brave and will do well if the training is also reasonable and patient. Socialization and training should begin early.

Breed Group: Mastiff

Weight: males 130-170 pounds (59-77 kg), females 100-130 pounds (45-59 kg)

Height: males 29-31 inches (74-80 cm), females 27-29 inches (61-74 cm)

Color: The Leonberger’s coat ranges from tawny to reddish-brown and may have black tipped hair on the outer coat. There is also a small white star on the chest and sometimes a little white on the tip of its paws.
Country of Origin: The Leonberger got its name from its place of origin — Leonberg, Germany. German breeder Heinrich Essing crossed the Newfoundland, St. Bernard, and the Great Pyrenees to create a breed that could resemble a lion for the town of Leonberg.

Activities: The Leonberger needs to be taken on a daily walk. It does not need to have lots of exercises, though. It is an agile breed and has enough energy to be a good working dog and companion. It loves to swim, hike, and pull carts and sleds. The Leonberger has also been used to guard livestock, and for obedience and tracking. It also makes a good search and rescue dog, especially as a water-rescue dog.

Grooming: Because of its long coat and mane, the leonberger will have to be brushed regularly. Weekly brushing is enough, and the ears and teeth should be cleaned when needed. Bathe only if needed. De-matting may also be necessary

Other Info: The Leonberger has a life expectancy of 8 to 9 years. The breed is also prone to common diseases like hip dysplasia and bone disease. This breed is not recommended for you if you live in an apartment. It needs at least a large yard and prefer cool climates.

Photo: Dafping

AKA: Landseer Newfoundland

Description: The Landseer is a tall and powerful-looking dog. It has a well-balanced body, giving out an elegant and agile yet hardy aura about itself. It has a wide muzzle, although a little short and squarely. The ears are triangular and pendant. The eyes are dark brown, with their conjunctiva not shown.

The Landseer’s legs are longer than that of the Newfoundland, and the feet are webbed for when it goes swimming. The coat is long, water-repellant, oily, and slightly wavy. The top coat is straight and dense and with a good undercoat. The tail hangs down.

Dynamics: The Landseer is a dog of patience and outstanding temperament. It is a generous and intelligent breed, and is most often described as calm, loyal, trustworthy, and dignified. It is a very devoted dog, loyal to its master, and it welcomes any person, dog, or any animal that bears no ill intention. It is also very good with children, playful even. It is a very sociable dog but it has to be socialized since puppyhood, of course. The Landseer can also be protective. It gets between an intruder and its family, and will act on its own when it sees the family being threatened.

The Landseer likes getting wet. It drinks a lot of water and can be messy with it. It also likes to swim and play in the water. This breed has the energy of its size and can be slightly difficult to train. It is also very sensitive to the tone of voice used on it. Training this dog has to be in a calm and balanced manner.

Breed Group: Mastiff

Weight: males 130-150 pounds (59-68 kg), females 100-120 pounds (45-54kg)

Height: males 28 ½ -31 ½ inches (72-80 cm), females 26 ½-28 ½ inches (67-72 cm)

Color: The color of the Landseer’s coat is a clear white with black patches. The collar, the chest, belly, legs, and tail are white, while the head is black with a white muzzle.

Country of Origin: The Landseer originates from Germany and Switzerland. The United States and Great Britain consider the Landseer as the same breed as the Newfoundland, which has some roots in Canada and England.

Activities: Its huge body makes it move slow, but the Landseer still has enough energy to play, swim, and frolic. This dog is content to rest and sleep, but it still needs to be given daily walks outside.

Grooming: Bathe only when necessary but brush the thick double coat regularly. Use dry shampoo when bathing from to time.

Other Info: The Landseer has a life expectancy of 10 years. It is prone to a lot of diseases like hip dysplasia and hereditary heart disease sub-aortic stenosis (SAS). This breed is also sensitive to heat and prefers cool climates, so give them plenty of shade and cool water.

Photo: Sunnygirl