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

Context paragraphs:
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.

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.

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.

Tom Leetch: Tom Leetch is an American film producer, writer and director.  His career included working on films for Walt Disney Productions, under the leadership of Walt Disney's son-in-law, Ron Miller.  At Disney, Leetch first began as an assistant director on films such as "Mary Poppins", "The Ugly Dachshund" and "Monkeys, Go Home".  He then served in several positions as producer, associate producer, and director on films such as "Snowball Express", "Napoleon and Samantha", "Freaky Friday", "The North Avenue Irregulars", and "The Watcher in the Woods", a project in which he pitched to Ron Miller stating, "This could be our "Exorcist"."

Peter Pan (1953 film): Peter Pan is a 1953 American animated adventure film produced by Walt Disney and based on the play "Peter Pan, or The Boy Who Wouldn't Grow Up" by J. M. Barrie.  It is the 14th Disney animated feature film and was originally released on February 5, 1953, by RKO Radio Pictures.  "Peter Pan" is the final Disney animated feature released through RKO before Walt Disney's founding of his own distribution company, Buena Vista Distribution, later in 1953 after the film was released.  "Peter Pan" is also the final Disney film in which all nine members of Disney's Nine Old Men worked together as directing animators.  It is also the second Disney animated film starring Kathryn Beaumont, Heather Angel, and Bill Thompson after their roles in the animated feature "Alice in Wonderland".

The Ugly Duckling (1939 film): The Ugly Duckling is an animated film from 1939 by Walt Disney, based on the fairy tale "The Ugly Duckling" by Hans Christian Andersen.  The film was directed by Jack Cutting and Clyde Geronimi, and released in theaters on April 7, 1939.  Music was composed by Albert Hay Malotte, who was uncredited for the film.  The animated short was first distributed by RKO Radio Pictures.

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.

A Snow White Christmas: A Snow White Christmas is a Christmas animated television special produced by Filmation and telecast December 19, 1980, on CBS.  It is a sequel to the fairy tale "Snow White", unrelated to Filmation's other sequel to "Snow White" titled "Happily Ever After" (1990).  While this is a sequel to the original story and not the 1937 Disney film, there are some similarities.  The film's plot revolves around the return of the Wicked Queen, who is unexpectedly brought back to life and casts an evil spell that freezes the entire land.  It is up to young Snow White, the daughter of the original Snow White aided by the seven giants, to defeat her once-and-for-all and save the kingdom.

The Lyin', the Watch and the Wardrobe: "The Lyin', the Watch and the Wardrobe" is an episode from the dramedy series "Ugly Betty", which aired on October 26, 2006.  Internationally, it is the sixth episode overall, but in the United States and Australia it aired as the fifth due to the delayed airing of "Swag."  The episode name is a play on words of the novel and subsequent film titled "The Lion, the Witch and the Wardrobe" in the "Chronicles of Narnia" series, which incidentally was produced by The Walt Disney Company, the parent company of "Ugly Betty"' s co-producers, ABC Studios.

The Incredible Journey (film): The Incredible Journey is a 1963 live-action Walt Disney film based on the novel "The Incredible Journey" by Sheila Burnford.  Narrated by Rex Allen, the film follows the adventure of three pets, Luath the Labrador Retriever, Bodger the Bull Terrier, and Tao the Siamese cat (Syn), as they journey 250 miles through the Canadian wilderness to return to their home.

Supporting paragraphs: The Ugly Dachshund White Wilderness (film)
Answer: The Ugly Dachshund