How to stop a Spaniel Barking the easy way. 10 Top Tips to Stop your Cavalier King Charles Spaniel from Barking. 1. Finding the right space for your dog. 2. Exercise your Spaniel. 3. Provide adequate Food & Water. 4. The Cavalier King Charles Spaniel was named after the king of England during the 17th century, King Charles II. The breed became very popular in England during the 17th and 18th centuries, with the breed actually becoming the most popular dog breed in England at one time. The Cavalier King Charles Spaniel comes in 10 different colors: four standard colors and six substandard colors. While substandard colors aren’t permitted for dog show competitions, they are beautiful nonetheless. The 10 Cavalier King Charles Spaniel Colors 1. Black and Tan. Black and tan Cavaliers are the rarest but also the most well-known Cavalier King Charles Spaniel: Growth and Weight Chart by Age. Age: Male Weight: Female Weight: Birth: Under 1 pound: Under 1 pound: 1 Month: 0.75 – 1.8 pounds: MY3DRau.