Question: Which Disney film was based on a novel, The Ugly Dachshund or White Wilderness?

full_context: Document 1: March of the Penguins: March of the Penguins (French La Marche de l'empereur ; ] ) is a 2005 French feature-length nature documentary directed and co-written by Luc Jacquet, and co-produced by Bonne Pioche and the National Geographic Society. The documentary depicts the yearly journey of the emperor penguins of Antarctica. In autumn, all the penguins of breeding age (five years old and over) leave the ocean, their normal habitat, to walk inland to their ancestral breeding grounds. There, the penguins participate in a courtship that, if successful, results in the hatching of a chick. For the chick to survive, both parents must make multiple arduous journeys between the ocean and the breeding grounds over the ensuing months.
Document 2: Alaska Wilderness Lake: Alaska Wilderness Lake is a 1971 American documentary film produced by Alan Landsburg. It was nominated for an Academy Award for Best Documentary Feature.
Document 3: Lad, A Dog (film): Lad: A Dog is a 1962 American drama film based on the 1919 novel of the same name written by Albert Payson Terhune. Starring Peter Breck, Peggy McCay, Carroll O'Connor, and Angela Cartwright, the film blends several of the short stories featured in the novel, with the heroic Lad winning a rigged dog show, saving a handicapped girl from a snake, and capturing a poacher who killed his pups and injured one of his owners. Warner Brothers purchased the film rights for the novel from Vanguard Productions, and acquired the film rights for the other two Lad novels from the late Terhune's wife.
Document 4: The Ugly Dachshund: The Ugly Dachshund is a 1966 Walt Disney Productions feature film starring Dean Jones and Suzanne Pleshette in a story about a Great Dane who believes he's a dachshund. Based on a 1938 novel by Gladys Bronwyn Stern, the film was written by Albert Aley and directed by Norman Tokar. "The Ugly Dachshund" was one of several light-hearted comedies produced by the Disney Studios during the 1960s.
Document 5: Dog Tales (1958 film): Dog Tales is a 1958 Warner Brothers animated cartoon which consists of a series of blackout gags involving dogs (e.g., one in which a doberman pinscher viciously pinches an overweight U.S. Army private identified as "Doberman" (a reference to, and caricature of, the character played by Maurice Gosfield on "The Phil Silvers Show"); and another in which the narrator can't make up his mind whether the dog pictured is a pointer or a setter, and then finally shows a picture of a "point-setter"). A basset hound declares that she's a TV star (a reference to Cleo the Dog, from the contemporary TV sitcom "The People's Choice"), we learn the unusual breed of a Newfoundland puppy's grandfather, and a great dane named "Victor Barky" plays the piano. Reused animation from Chuck Jones' "Often an Orphan" (1949) and Friz Freleng's "Piker's Peak" (1957) is also seen here. In the former case, Charlie Dog makes a cameo - his final appearance in a Warner Bros. cartoon as well as his only cartoon to not be directed by Chuck Jones. This animated film features the voices of Mel Blanc, Robert C. Bruce and Julie Bennett, and was directed by Robert McKimson and written by Tedd Pierce. It was released in theaters on July 26, 1958.
Document 6: The Vanishing Prairie: The Vanishing Prairie is a 1954 documentary film released by Walt Disney Productions.
Document 7: Dean Jones (actor): Dean Carroll Jones (January 25, 1931 – September 1, 2015) was an American actor best known for his roles as Agent Zeke Kelso in "That Darn Cat!" (1965), Jim Douglas in "The Love Bug" (1968), Albert Dooley in "The Million Dollar Duck" (1971; for which he received a Golden Globe nomination) and Dr. Herman Varnick in "Beethoven" (1992).
Document 8: The Shaggy D.A.: The Shaggy D.A. is a 1976 American comedy film and a sequel to "The Shaggy Dog" (1959) produced by Walt Disney Productions. It was directed by Robert Stevenson and written by Don Tait, based on the original film and inspired by the long out-of-print Felix Salten novel, "The Hound of Florence."
Document 9: Blackbeard's Ghost: Blackbeard's Ghost is a 1968 American fantasy comedy film produced by Walt Disney Productions, starring Peter Ustinov, Dean Jones, Suzanne Pleshette and directed by Robert Stevenson. It is based upon the novel of the same name by Ben Stahl and was shot at the Walt Disney Studios. The Disney Channel aired this film until the late 1990s .
Document 10: True-Life Adventures: True-Life Adventures series is a collection of fourteen full length and short subject documentary films produced by Walt Disney Productions roughly between the years 1948 and 1960. The series won eight Academy Awards for the studio including three Academy Award for Best Documentary Feature awards for "The Living Desert", "The Vanishing Prairie" and "White Wilderness", and five Best Two Reel Live Action Short awards for "Seal Island", "In Beaver Valley", "Nature's Half Acre", "Water Birds", and "Bear Country". It inspired a daily panel comic strip that was distributed from 1955 to 1971 and drawn by George Wheeler. Several of the films were adapted in comic book format as one shots in the Dell Comics Four Color series. The films were among the earliest production experience for Roy E. Disney. Also this film series was the launching pad for Disney's new distributor, Buena Vista International. TV episodes are from Disney's anthology TV series.
Document 11: White Wilderness (film): White Wilderness is an American nature documentary produced by Walt Disney Productions in 1958 noted for its propagation of the misconception of lemming suicide.
Document 12: Bambi: Bambi is a 1942 American animated film directed by David Hand (supervising a team of sequence directors), produced by Walt Disney and based on the book "Bambi, a Life in the Woods" by Austrian author Felix Salten. The film was released by RKO Radio Pictures on August 13, 1942, and is the fifth Disney animated feature film.
Document 13: Never Cry Wolf (film): Never Cry Wolf is a 1983 American drama film directed by Carroll Ballard. The film is an adaptation of Farley Mowat's 1963 autobiography "Never Cry Wolf" and stars Charles Martin Smith as a government biologist sent into the wilderness to study the caribou population, whose decline is believed to be caused by wolves, even though no one has seen a wolf kill a caribou. The film also features Brian Dennehy and Zachary Ittimangnaq. It was the first Disney film to be released under the new Walt Disney Pictures label.
Document 14: That Darn Cat!: That Darn Cat! is a 1965 American Walt Disney Productions thriller comedy film starring Hayley Mills (in her last of the six films she made for the Walt Disney Studios) and Dean Jones (starring in his first film for Disney) in a story about bank robbers, a kidnapping and a mischievous cat. The film was based on the 1963 novel "Undercover Cat" by Gordon and Mildred Gordon and was directed by Robert Stevenson. The title song was written by the Sherman Brothers and sung by Bobby Darin. The 1997 remake includes a cameo appearance by Dean Jones.
Document 15: The Shaggy Dog (1959 film): The Shaggy Dog is a black-and-white 1959 Walt Disney film about Wilby Daniels, a teenage boy who by the power of an enchanted ring of the Borgias is transformed into the title character, a shaggy Old English Sheepdog. The film was based on the story "The Hound of Florence" by Felix Salten. It is directed by Charles Barton and stars Fred MacMurray, Tommy Kirk, Jean Hagen, Kevin Corcoran, Tim Considine, Roberta Shore, and Annette Funicello. This was Walt Disney's first live-action comedy.
ground_truth: The Ugly Dachshund