One of the dog world’s best kept secrets, the Sussex Spaniel excels as a companion dog, show dog and hunting dog. The breed’s cheerful, happy spaniel disposition is well disguised by his soulful eyes, somber expression and furrowed brow. As Mrs. Joy Freed, widely regarded as the breed’s savior, comments, “If you want a challenge and wish to work a fine traditional spaniel breed, then perhaps you should take a second look at the little brown jobs.”...