American Bulldog is originated from United States but Cavalier King Charles Spaniel is originated from United Kingdom. American Bulldog may grow 37 cm / 15 inches higher than Cavalier King Charles Spaniel. American Bulldog may weigh 45 kg / 100 pounds more than Cavalier King Charles Spaniel. Both American Bulldog and Cavalier King Charles Spaniel has almost same life span. American Bulldog may have more litter size than Cavalier King Charles Spaniel. American Bulldog requires Low Maintenance. But Cavalier King Charles Spaniel 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.
The origin of the Cavalier King Charles Spaniel goes back many centuries. It was in 1928 that this spaniel breed was separated from the smaller King Charles and these were particularly popular with royalty in England.
In fact, Mary, Queen of Scots had one of these spaniels who accompanied her to her beheading. It was her grandsons who gave their name to the breed, and King Charles II, who reigned from 1660 to 1685 kept these dogs. After Charles II's death, the dog’s popularity waned somewhat. The dog was later bred with pugs giving them the familiar features they have today, such as the domed head and the shorter nose.
Interest in the breed revived, and a breed -club was established, drawing up a breed standard. Finally, in 1945, the Cavalier King Charles Spaniel was recognized as a separate breed.
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 Cavalier King Charles Spaniel is a small to medium sized dog wih its height being 31 – 33cm and its weight being 5 – 8 or 9 kg. He is known for his long, silky coat which is fairly straight and feathery.
He has floppy ears, and with this Spaniel breed the tail is generally left long and feathery. The coat comes in many different colors so you will find the popular rich red shade with white, he can be black and tan or even tri-color.
The Cavalier King Charles Spaniel is affectionate, playful and eager to please. He makes an excellent pet for children as well and gets on well with other pets in the home too.
They adapt quickly to different environments and will be happy in the city or in the country, so long as his owner is with him and meters out lots of love and attention. He is intelligent and responds well to training and socialization, turning him from a playful puppy into a relaxed, obedient adult dog.
The Cavalier loves to be active but he also loves to be quietly lying next to his owner. It is also why these dogs make such splendid companions for the elderly as well as being a good choice for therapy dogs.
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 Cavlier King Charles Spaniel is an affectionate, playful and eager-to-please dog breed that is good with children and other dogs. They will be happy to join you in any games you have in mind but will easily lie quietly beside you for companionship too.
This spaniel breed is exceptionally intelligent and can be easily trained and socialized, making them even better behaved dogs.
For their gentle, sweet nature, it is no wonder that they make such excellent therapy dogs for children and adults, and he is willing to be a wonderful friend to you too.
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.
Cavaliers are generally fairly healthy dogs but they are prone to mitral valve disease which can lead to heart failure. The heart as 4 chambers and each chamber has a one-way valve to keep blood from flowing backward. One of these is the mitral valve and it can leak over time resulting in a heart murmur. Dogs as young as 4 years of age can develop a murmur from a leaking mitral valve.
Congestive heart failure develops, your dog has a chronic cough and lacks stamina. A veterinary cardiologist may need to be called in to recommend some kind of medical intervention. The vet will evaluate your pet's condition and lifestyle before making a recommendation.
Other health problems which the Cavalier might have to contend with will be luxating patella as well as eye issues.
This condition affects toy breeds, occuring when the kneecaps slip out of place. It can be severe enough to cause lameness in the dogs leg, but fortunately it can be managed with an anti-inflammatory or even surgery.
The Cavalier Spaniel’s long silky coat will require brushing at least twice a week to remove loose hairs and to keep it healthy and shiny. This is one spaniel however, that won’t require trimming. However, because he loves to be playing outdoors, some owners do trim the dog’s feathers around the legs and paws.
As a dog with floppy ears, it will become essential to check his ears for wax build-up and moisture within the ears combined with dirt. This can lead to ear infections. Also the silky ears can be prone to matting. You can wash them gently with dog shampoo.
Smaller dogs like the Cavalier Spaniel are more likely to develop dental problems because of the structure of their skulls and jaws which are more compressed. Brush your dogs teeth 2 or 3 times a week with special canine tooth-paste and toothbrush.