Question: Which of these is a nature documentary, The Living Desert or Brother Bear?

full_context: Document 1: Disney's Brother Bear (video game): Disney's Brother Bear is a video game released by Disney as a tie-in to the 2003 theatrical film "Brother Bear."
Document 2: Brother Bear (soundtrack): Brother Bear: An Original Walt Disney Records Soundtrack is the soundtrack to Disney's 2003 animated feature film "Brother Bear". It contains the film's music composed by Mark Mancina and Phil Collins, as well as songs written by Collins, and performed by Tina Turner, The Blind Boys of Alabama, Oren Waters, The Bulgarian Women's Choir, and even Collins himself. Much of the soundtrack in the film consists of the songs performed by Collins as a montage, much like what was done with the earlier Disney soundtrack to film "Tarzan", but not entirely. The album was released on October 21, 2003 by Walt Disney Records.
Document 3: Grand Canyon (1958 film): Grand Canyon is a 1958 American short documentary film directed by James Algar and produced by Walt Disney Productions. It was shown as a supplement during "Sleeping Beauty's" initial run, and it won an Academy Award at the 31st Academy Awards in 1959 for Best Short Subject (Live Action). It is also included as a bonus feature on the 1997 laserdisc, 2003 DVD, and 2008 DVD & Blu-ray releases of "Sleeping Beauty".
Document 4: Bears (film): Bears is a 2014 nature documentary film about a family of brown bears living in the coastal mountain ranges of Alaska. Directed by Alastair Fothergill and Keith Scholey and narrated by John C. Reilly, "Bears" was released theatrically by Disneynature on April 18, 2014, the seventh nature documentary released under that label.
Document 5: Desert Victory: Desert Victory is a 1943 film produced by the British Ministry of Information, documenting the Allies' North African campaign against Field Marshal Erwin Rommel and the Afrika Korps. This documentary traces the struggle between General Erwin Rommel and Field Marshal Bernard Montgomery, from the German's defeat at El Alamein to Tripoli. The film was produced by David MacDonald and directed by Roy Boulting who also directed Tunisian Victory and "Burma Victory". Like the famous "Why We Fight" series of films by Frank Capra, "Desert Victory" relies heavily on captured German newsreel footage. Many of the most famous sequences in the film have been excerpted and appear with frequency in History Channel and A&E productions. The film won a special Academy Award in 1943 and the 1951 film "" took sections of the film for its battle footage.
Document 6: Piglet's Big Movie: Piglet's Big Movie is a 2003 American animated musical comedy-drama adventure film produced by Walt Disney Feature Animation and animated by Walt Disney Animation (Japan). It was released by Walt Disney Pictures on March 21, 2003. The film is based upon the characters in the "Winnie-the-Pooh" books written by A. A. Milne. It is the second in a recent series of theatrically released "Winnie the Pooh" films, preceded by "The Tigger Movie" (2000) and followed by "Pooh's Heffalump Movie" (2005). In the film, Piglet is ashamed of being small and wanders off into the Hundred Acre Woods, leading his friends to form a search party to find him.
Document 7: The Living Desert: The Living Desert is a 1953 American nature documentary film that shows the everyday lives of the animals of the desert of the Southwestern United States. The movie was written by James Algar, Winston Hibler, Jack Moffitt (uncredited) and Ted Sears. It was directed by Algar, with Hibler as the narrator and was filmed in Tucson, Arizona. The film won the 1953 Academy Award for Best Documentary Feature.
Document 8: Frozen (2013 film): Frozen is a 2013 American 3D computer-animated musical fantasy film produced by Walt Disney Animation Studios and released by Walt Disney Pictures. It is the 53rd Disney animated feature film. Inspired by Hans Christian Andersen's fairy tale "The Snow Queen", the film tells the story of a fearless princess who sets off on a journey alongside a rugged iceman, his loyal pet reindeer, and a naïve snowman to find her estranged sister, whose icy powers have inadvertently trapped the kingdom in eternal winter.
Document 9: Brother Bear: Brother Bear is a 2003 American animated comedy-drama film produced by Walt Disney Feature Animation and released by Walt Disney Pictures. It is the 44th Disney animated feature film. In the film, an Inuit boy named Kenai pursues a bear in revenge for a battle that he provoked in which his oldest brother Sitka is killed. He tracks down the bear and kills it, but the Spirits, angered by this needless death, change Kenai into a bear himself as punishment. In order to be human again, Kenai must travel to a mountain where the Northern lights touch the earth, and learn to see through another's eyes, feel through another's heart, and discover the meaning of brotherhood.
Document 10: Two Men of the Desert: Two Men of the Desert (also known as Two Men on the Desert and Two Men in a Desert) was a 1913 American silent Western short film written and directed by D. W. Griffith. Based on a story by Jack London, the film was shot on location in Death Valley. "Two Men of the Desert" is now presumed lost.
Document 11: Living Desert Zoo and Gardens State Park: The Living Desert Zoo and Gardens State Park, formerly the Living Desert Zoological and Botanical State Park, is a zoo and botanical garden displaying plants and animals of the Chihuahuan Desert in their native habitats. It is located off U.S. Route 285 at the north edge of Carlsbad, New Mexico, at an elevation of 3200 ft atop the Ocotillo Hills overlooking the city and the Pecos River. It is open every day except Christmas.
Document 12: 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 13: Living Desert Zoo and Gardens: Living Desert Zoo and Gardens, formerly the Living Desert Museum, is a desert botanical garden and a zoo located in Palm Desert, Riverside County, California, United States. They are in the Sonoran Desert of the Coachella Valley and Santa Rosa Mountains foothills near Palm Springs, California.
Document 14: In Old Arizona: In Old Arizona is a 1928 American Pre-Code Western film directed by Irving Cummings and Raoul Walsh, nominated for five Academy Awards, including Best Picture. The film, which was based on the character of the Cisco Kid in the story "The Caballero's Way" by O. Henry, was a major innovation in Hollywood. It was the first major Western to use the new technology of sound and the first talkie to be filmed outdoors. It made extensive use of authentic locations, filming in Bryce Canyon National Park and Zion National Park in Utah, and the Mission San Juan Capistrano and the Mojave Desert in California. The film premiered in Los Angeles on December 25, 1928 and went into general release on December 28, 1928 or January 20, 1929.
Document 15: Brother Bear 2: Brother Bear 2 is a 2006 American animated comedy-drama film and the direct-to-video sequel to the animated feature "Brother Bear", which was released on August 29, 2006. Melissa Etheridge contributed three songs to the film. In the film, the adventures of bear brothers Kenai and Koda continue. While the first film dealt with Kenai's relationship with Koda, this one focuses more on his bond with a young human, Nita.
ground_truth: The Living Desert