The Labrador Retriever was bred to be both a friendly companion and a useful working. Historically, he earned his keep as a fisherman’s helper: hauling nets, fetching ropes, and retrieving fish from the chilly North Atlantic. Today’s Labrador Retriever is as good-natured and hard working as his ancestors, and he’s America’s most popular breed. These days the Lab works as a, assistance dog to the handicapped, show competitor, and search and rescue dog, among other canine jobs.