The Cavalier King Charles Spaniel is a small, affectionate dog breed known for its friendly and gentle temperament. They typically weigh between 13 to 18 pounds and stand about 12 to 13 inches tall at the shoulder. Their silky, medium-length coat comes in various colors, including Blenheim, tricolor, ruby, and black and tan. Originally bred as companion dogs for royalty, Cavalier King Charles Spaniels are highly social and enjoy being around people and other pets. They are intelligent and eager to please, making them relatively easy to train. Regular exercise and mental stimulation are essential for their well-being.