TV Nature - Season 25 Episode 1 : Chimpanzees: an Unnatural History Nature - Season 25 Episode 1 : Chimpanzees: an Unnatural History 7.8/10 by 39 users In 1959, the United States Air Force captured dozens of baby chimpanzees in Africa, transporting them to Alamogordo, New Mexico where they and their offspring were enlisted into in the space program. NATURE's "Chimpanzees: An Unnatural History" explores the lives of these chimpanzees who were forced to endure a grueling life as the ultimate human stand-ins. Details Casts Posters Images Title Nature - Season 25 Episode 1 : Chimpanzees: an Unnatural History Alternative Titles Nature with George Page First Air Date 1982-10-10 Last Air Date 2025-10-29 Number of Episodes 683 Number of Seasons 44 Genres Documentary, Family, Networks PBS, Casts Plot Keywords , Episodes List Nature Season 25 :Episode 1 Chimpanzees: an Unnatural History Chimpanzees: an Unnatural History 2006-10-24 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 2 Penguins of the Antarctic Penguins of the Antarctic 2006-11-12 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 3 Christmas in Yellowstone Christmas in Yellowstone 2006-11-19 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 4 The Best of 'Nature': 25 Years The Best of 'Nature': 25 Years 2007-01-14 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 5 Rhinoceros Rhinoceros 2007-01-28 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 6 Unforgettable Elephants Unforgettable Elephants 2007-02-03 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 7 Supersize Crocs Supersize Crocs 2007-02-11 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 8 Raptor Force Raptor Force 2007-02-18 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 9 Andes: The Dragon’s Back Andes: The Dragon’s Back 2007-02-25 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 10 Voyage of the Lonely Turtle Voyage of the Lonely Turtle 2007-04-15 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 11 Dogs That Changed The World: The Rise of the Dog Dogs That Changed The World: The Rise of the Dog 2007-04-22 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 12 Dogs That Changed The World: Dogs by Design Dogs That Changed The World: Dogs by Design 2007-04-29 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 13 Sharkland Sharkland 2007-05-06 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 14 Superpride Superpride 2007-05-13 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 15 Ferrets: The Pursuit of Excellence Ferrets: The Pursuit of Excellence 2007-07-15 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 25 :Episode 16 Mighty Moose Mighty Moose 2007-07-19 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy...