The breed has four recognized colors.
Cavaliers have rich chestnut markings on a white pearl is known as Blenheim Palace, in honor of Blenheim, where John Churchill, first Duke of Marlborough, has raised the ancestors of the breed Cavalier in this particular color. The black and tan dogs whose bodies are brown with shades of black, especially the eyebrows, cheeks, legs and under the tail. Black and Tan is known as
"King Carlos" in the King Charles Spaniel. This color is called "Prince Charles" in the King Charles Spaniel breed is very affectionate, playful, extremely patient and eager to please. As such, purebred dogs are good with children and other dogs. Cavaliers are not shy about socializing with much larger dogs.
Cavaliers 44 in the ranking by Stanley Coren The
Intelligence of Dogs, being of average intelligence at work or in obedience.
Cavaliers are active and sports. Spaniels have a strong hunting instinct and can endanger birds and small animals. Cavaliers can often suffer from serious genetic health problems, including early onset of mitral valve disease (MVD), which could be severely painful syringomyelia (SM), hip dysplasia, dislocated kneecaps, and vision some and hearing problems. As
Cavaliers today are all descended from only six dogs, a hereditary disease present in at least one of the original founding dogs can be transmitted to a significant percentage of future generations. Health problems shared with this breed include mitral valve disease, patellar luxation, and hereditary eye issues like cataracts and retinal dysplasia.