The Cavalier King Charles Spaniel holds a long line of royal history, as King Charles III steps into power following the death of his mother, Queen Elizabeth II, on Sept. 8, 2022.

"Cavalier King Charles Spaniels need a minimum of 30 minutes of good activity each day, whereas the cocker spaniel requires at least 60–90 minutes," Dr MacMillan explains.

Additionally, the Cavalier King Charles Spaniel reaches 15 to 20 pounds in weight, while the King Charles Spaniel reaches 10 to 15 pounds only. This is a subtle difference, but it is one of the ...

Cavalier King Charles Spaniel size. As a toy breed, Cavalier King Charles Spaniels are on the smaller side. They can weigh anywhere from 13 to 18 pounds and are 12 to 13 inches in height.

A Cavalier King Charles Spaniel during the 145th annual Westminster Kennel Club Dog Show Press Preview June 8, 2021 at the Lyndhurst Estate in Tarrytown, New York.

Ori, a Cavalier King Charles Spaniel led by an East Lampeter dog handler, won Best in Breed at the Westminster Kennel Club Dog Show in New York City Monday. Alexis Schlott, ...