American Bulldog is originated from United States but Cao da Serra de Aires is originated from Portugal. American Bulldog may grow 15 cm / 6 inches higher than Cao da Serra de Aires. American Bulldog may weigh 27 kg / 60 pounds more than Cao da Serra de Aires. Both American Bulldog and Cao da Serra de Aires has almost same life span. American Bulldog may have more litter size than Cao da Serra de Aires. American Bulldog requires Low Maintenance. But Cao da Serra de Aires requires Moderate Maintenance
Following World War II, the American Bulldog was almost extinct.
Thanks to John D. Johnson from Summerville, Georgia the breed is still with us today. He gathered the best dogs he could find throughout the rural South and bred them back into popularity among his family and other rural families. His father bred the American Bulldog before John did and they have bred them longer than any other in any part of the world. His dogs were regularly used for tracking, hunting, guarding, watchdog and weight pulling. At some point Alan Scott joined Johnson breeding other bulldogs to Johnson's and forming the Standard American Bulldog.
The American Bulldog/ is popular today as a family pet and companion as well as a working dog.
Ancestors of the Cao da Sera de Aires were used for herding livestock in the Serra de Aires and Alentejo, Portugal. This herding dog is native to Portugal and throughout the 20th Century he was kept as a working dog.
Known also as the Portuguese Sheepdog, Portuguese Shepherd Dog or Serra de Aires Mountain Dog, there are some questions surrounding the breed's ancestry as there are few records of dogs before 1900. The dog is thought to be related to the Pyrenean and Catalan Sheepdogs and that it has descended from Briards which were imported into Portugal and crossed with the Pyrenean Sheepdog.
The Cão da Serra de Aires breed standard was accepted by the Portuguese Kennel Club, and the breed was recognized internationally in 1996. The dog was also recognized by the United Kennel Club in the Herding Group in 2006.
The American Bulldog is a powerful and muscular dog in a sturdy and compact frame. The female is more refined than the heavy boned and stocky male, but both genders are athletic, agile and quick. The have large heads, strong jaws, a muscular neck and with a moderately deep and wide chest.
They have a square head, with muscular cheeks and a clearly defined furrow between his eyes. With broad, square and strong muzzles, they have a reverse scissors, scissors, moderate underbite and an even bite. Ears come in a variety of shapes and sizes and eyes can be any color as well. The nose however should be black and lips black as well. Their legs are strong, heavy boned and straight with well-defined muscles in the hindquarters. Finally ,they have a thick, low set tail that comes to a point at the end.
The beautiful Cão da Serra de Aires is a medium-sized dog. He stands at 45 to 55 cm at the withers and weighs about 17 to 27 kg. He is recognizable by the long, shaggy, single-layer coat, of straight or slightly wavy hair. Don’t be deceived by the coat as below, the dog has a muscular, athletic body.
The coat comes in different shades such as fawn, gray, yellow and black. The dog has a long tail which is held straight out or down and he has medium-length, floppy ears. You’ve got to look hard, as the facial features of the dog are hidden by its shaggy coat. He has a lot of facial hair that sometimes you have to wonder if he can see out of his eyes.
The Cao da Serra de Aires is a wonderful canine companion and is devoted and loyal, forming strong bonds with their human family. He is a playful, amicable dog and gets on well with children in the home as well as with other pets.
He is intelligent and trainable, and when properly trained and socialized,he becomes an even nicer pet to have around and is obedient to his master’s voice. He is territorial, strong willed and dominant and makes a good watchdog too.
The American Bulldog is characteristically loyal, brave and reliable. It is a friendly, gentle dog that truly loves children. There is not a hostile bone in his body despite his history and reputation for bull baiting. Though he is protective of its family and affectionate with most, he still needs a human companion who is strong willed and a genuine pack leader. Without this he might become aggressive around other dogs and pets. They are immensely self-confident and they do slobber and drool and will become excited and hard to handle without daily exercise of both their body and their minds.
The Cão da Serra de Aires is such a loyal dog to his human family that he makes a splendid pet. He is active, having worked historically at herding and guarding.
Socialization and obedience training ensure that he becomes an exceptional pet and he has a host of positive attributes to his name – he is intelligent, energetic, loyal and loving. He may have been used long ago to guard livestock, but today he is selected as a pet specifically for his excellent companionship and for his protective nature.
Though generally healthy, the American Bulldog is prone to a few problems.
This is a serious issue in many breeds of dogs and is especially prevalent with the American Bull Dog. This may seem ironic in such a short legged dog but it is unfortunately very common. It is a genetic disorder that causes the bones in the joint to separate and causes the dog much pain and lameness.
Due to skin folds you need to be care and watch for irritation and infection in the folds. They are also prone to ear infections.
The American Bulldog is prone to overeating and all the health issues that presents. With short legs and a genetic predisposition to arthritis and hip dysplasia, obesity is a real health risk for your bulldog.
As with most dogs that are looked after well, their health can be good. The Cao da Serra de Aires isn’t likely to keep you at the vet often. Just like with any good dog, there are some health disorders that can benefit you to know about.
Being forewarned , you can get your pet to the vet quickly before the illness gets out of hand.
There are some pet owners who want to have their pets tested by the Orthopedic Foundation for Animals as well as the Canine Eye Registration Foundation to rule out health defects such as hip dysplasia and cataracts before they manifest themselves in their pets. This is of particular importance to breeders so as to prevent the parent dogs passing bad genetic conditions to the puppies.
This is a common skeletal disease where the dog’s hip joints don’t develop properly. It can be terribly painful for your pet to get around. It’s a genetic condition and while it is more prevalent in big dogs, any breeds are susceptible.
Your dog will battle along with painful joints and sometimes his hind-end will be lame. You’ll notice that once lying down, he battles to get up again. Fortunately vets are well acquainted with this ailment and they have different options to treat and manage it.
Cataracts in your dog come about from a disease process which affects the lens of the eye. The eye loses its transparency and impairs vision. There are some instances where cataracts can cause blindness. You’ll see a whitish gray area in your pets eye. The most common cause of cataracts is genetics. Get your pet to the vet who will do certain tests to evaluate the eyes and make a recommendation.
As a working dog used to long hours of action, the Cao da Serra de Aires will need lots of activity. He’ll need you taking him for long walks and playing ball games with him. He can become frustrated and destructive when left without any physical stimulation.
The Cao da Serra de Aires may have long hair but he isn’t high maintenance. He won’t require professional grooming, but will require a good brush a least twice a week. This is because the long coat can tangle.
To keep him looking his best, you’ll want to be trimming the hair around his paws. Another important grooming task is checking his ears and cleaning them. You have to be careful about cleaning your pet ears if you don’t know how, as it could damage the ears. Your vet can always advise you on how this is done.