Intensity refers to how a dog typically behaves or responds in everyday situations. Individual dogs may vary based on training, environment, and genetics.
A vigorous dog may or may not be high-energy, but everything he does, he does with vigor: he strains on the leash (until you train him not to), tries to plow through obstacles, and even eats and drinks with great big gulps. These dynamos need lots of training to learn good manners, and may not be the best fit for a home with young kids or someone who's elderly or frail. A low-vigor dog, on the other hand, has a more subdued approach to life.

The Greater Swiss Mountain Dog, commonly known as the Swissy, is a gentle and affectionate breed that delights in making its owners happy. Although they are intelligent and can sometimes be a bit headstrong, their steadfast loyalty more than makes up for these tendencies. Generally, they are calm around children, other animals, and friendly guests, but they also make excellent watchdogs thanks to their sharp awareness. Originating from Switzerland, this breed has a rich history that dates back nearly 2,000 years, making it one of the oldest dog breeds in the country. Originally developed for herding, guarding, and draft work, the Greater Swiss Mountain Dog has transformed into a versatile companion, thriving in various activities such as competitive obedience, carting, tracking, and protection.
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The Australian Shepherd is a remarkably intelligent and loyal companion, yet it is also a breed brimming with energy that flourishes with active involvement. Renowned for its prowess in a variety of canine sports such as herding trials, tracking, agility, flyball, tricks, and obedience, the Aussie—its affectionate nickname—demands a household that can provide consistent training, structure, and plenty of physical exercise. This breed possesses a strong herding instinct, often leading it to nip at or bark at animals, people, and objects. If not given a specific task to engage with, the Australian Shepherd may exhibit disruptive and destructive behaviors. Interestingly, despite its name, the breed was actually developed in the United States for herding purposes.
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The Bluetick Coonhound is a loyal and intelligent breed, renowned for its strong attachment to family members. While they can adapt to living indoors, it is crucial for their health to engage in regular physical activity. Ideally, they should have access to a securely fenced yard, as they are prone to wandering off in search of interesting scents. These dogs typically get along well with children, but they may be better suited for families with older kids due to their energetic and sometimes boisterous play style. When socialized properly from an early age, Bluetick Coonhounds exhibit a friendly and outgoing demeanor. In terms of their physical characteristics, they are both impressive and athletic, featuring a muscular yet streamlined physique that avoids any awkwardness. As skilled nocturnal hunters, they have keen eyesight and a strong dedication to tracking. However, they can be challenging for owners who are not committed to training; a lack of exercise may result in anxiety and destructive behaviors. This breed flourishes in spacious environments, such as large yards. It’s important to remember that, despite their friendly disposition towards people, they should not be trusted around cats or other small animals due to their inherent hunting instincts. Once fully trained, Bluetick Coonhounds are obedient and attentive to their owners.
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The contemporary Yorkshire Terrier is a small breed primarily valued for companionship. In stark contrast, its forebears were much larger and were utilized for hunting small rodents and other vermin. It is thought that the Yorkshire Terrier emerged from a mix of several terrier breeds, with some contributions from the Maltese. Among these breeds are the Skye Terrier, Dandie Dinmont, Manchester Terrier, and the now-extinct Paisley or Clydesdale Terrier. Over the years, this brave little hunting dog evolved into a trendy pet, so petite that many women now carry them in handbags or under their arms. The American Kennel Club officially recognized the Yorkshire Terrier in 1885.
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The Chesapeake Bay Retriever is a distinctive breed that sets itself apart from other Retrievers. This breed traces its roots back to two Lesser Newfoundland puppies, also referred to as St. John’s Water Dogs, which were saved by an American ship following a shipwreck near Maryland in 1807. These dogs were subsequently crossbred with local breeds, including Water Spaniels, Setters, and Hounds, in a somewhat haphazard manner. Although they share similar roles with other Retrievers, their genetic background is quite unique. Chesapeake Bay Retrievers are known for their striking looks, featuring a slightly oily, musky, waterproof wavy brown coat, captivating amber eyes, and a sturdy, muscular physique. While they are now mainly cherished as family pets and hunting companions, their initial role was to retrieve waterfowl. Renowned for their cheerful disposition, intelligence, and eagerness to please, these dogs excel in work, especially in water-related tasks. Their grooming requirements are relatively low, needing only a weekly brushing and a bath every three to four months. Due to their energetic and robust nature, they benefit from regular, vigorous exercise, whether through walking, running, or hunting geese. To ensure their proper development, consistent training combined with firm yet affectionate discipline is crucial.
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In 1795, historical accounts reveal that the Bullmastiff was created by crossing the Mastiff with the Bulldog, resulting in a genetic makeup of approximately 60% Mastiff and 40% Bulldog. To achieve purebred status, these dogs underwent three generations of selective breeding. Originally, their primary function was to track and capture poachers, but their roles later evolved to include service in military and law enforcement, as well as acting as guardians for the Diamond Society of South Africa. Today, the Bullmastiff is celebrated for its loyalty and gentle nature. While they may seem formidable and can show aggression if provoked, their usual temperament is calm and affectionate. They are known for their gentle disposition, patience with children, and a strong desire for human leadership. This breed thrives under the guidance of a strong, fair, and consistent owner who can earn their respect and provide clear direction. Bullmastiffs are receptive to training, but they are also sensitive to the tone of voice, which means that assertive yet gentle communication is essential. They make excellent family pets, offering protection without unnecessary aggression unless they perceive a threat. With appropriate socialization during their early years and consistent guidance, they can develop into devoted and loyal companions.
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The American Water Spaniel is a compact breed with a rich brown coat, tracing its roots back to the Midwestern United States in the 18th century. Originally developed as a hunting companion for waterfowl, pheasants, and rabbits, this breed is known for its lively and confident presence in the field, although it may show some timidity around unfamiliar people. Equipped with a double coat that effectively repels water and webbed feet, the American Water Spaniel thrives in aquatic settings, but it does need consistent grooming to keep its fur healthy and clean. Beneath its dense, curly exterior lies a strong, agile body, enabling the American Water Spaniel to gracefully jump in and out of small boats or canoes without creating a disturbance.
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The Doberman Pinscher is a relatively recent breed, having been developed just over a hundred years ago. Founded by Karl Friedrich Louis Dobermann, this breed was designed to serve as a personal protection dog to aid him during tax collection. Dobermans are medium to large-sized dogs, known for their muscular physique and sleek, shiny coats, often exhibiting a watchful demeanor on their strong, wedge-shaped heads. While they require minimal grooming to keep their coats in good condition, they do need regular, vigorous exercise and mental stimulation due to their athletic nature and intelligence. These dogs are typically very trainable; however, without proper socialization, they may develop dominant or undesirable guarding behaviors that necessitate intervention. Renowned for their remarkable loyalty and alertness, Doberman Pinschers are not only excellent family companions but also excel in roles within the military, police work, and search and rescue operations.
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The Boxer breed traces its roots back to Germany in the early 19th century, where it was originally developed for use as a bait and fighting dog, as well as a loyal guardian. Its strong, muscular, and agile build made it ideal for these roles until the prohibition of bull baiting and dog fighting. Since then, the Boxer has gained immense popularity around the globe, renowned for its loyalty, playful nature, and high energy, which make it an excellent family pet. Furthermore, Boxers are recognized for their self-grooming tendencies, resulting in relatively low grooming needs. However, it is crucial to provide them with sufficient mental and physical stimulation; without it, they may exhibit undesirable behaviors.
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The Pekingese has a rich and esteemed history, having been celebrated as emblems of aristocracy in China. The breed's earliest records trace back to the 8th century during the T’ang Dynasty. Specifically bred to be companions, their name is derived from Peking, the former name of Beijing. These small, toy-sized dogs are known for their distinctive flat faces, lion-like manes, droopy ears, and a confident demeanor. According to Chinese mythology, the Pekingese is believed to be the offspring of a lion that fell in love with a marmoset. They come in a range of colors, including black, cream, fawn, gray, red, sable, and white.
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The Old English Sheepdog, one of the most ancient dog breeds, gained recognition from the American Kennel Club merely four years after the organization was founded in 1888. Currently, it holds the position of the 75th most popular breed in the United States. This breed is notable for its substantial size and unique shaggy fur, having featured prominently in various television shows and movies, as well as being a popular contender in dog competitions. Old English Sheepdogs are not only robust but also gentle and exceptionally intelligent, adept at mastering a wide array of commands and tasks. Their dense double coat often partially covers their eyes and comes in several color variations, with the most common being grizzle and white, gray and white, blue merle and white, blue gray and white, and blue and white.
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The Chinook is a breed that is uniquely American in its heritage. Its beginnings can be traced to a female Northern Husky and a dog from the Arctic region. The father was of mixed lineage, and the resulting puppy, which was eventually named Chinook, did not closely resemble either of its parents; over time, this name became synonymous with the breed itself. Interestingly, the Chinook is believed to have been part of Admiral Byrd’s 1927 expedition to the South Pole, where it reportedly achieved remarkable records in terms of time, distance, and load capacity during the early 20th century. Today, thanks to the commitment of a small group of passionate breeders, the Chinook remains a rare breed.
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