Two Legs, Thee Legs, Four Legs.: More Adventures With Duncan the Canine Tripod And His FriendsAudiobookTwo Legs, Thee Legs, Four Legs.: More Adventures With Duncan the Canine Tripod And His FriendsbyKatieRating: 4 out of 5 stars4/5Save Two Legs, Thee Legs, Four Legs.: More Adventures With Duncan the Canine Tripod And His Friends for later