TV Nature - Season 19 Episode 7 : Triumph of Life: The Four Billion Year War Nature - Season 19 Episode 7 : Triumph of Life: The Four Billion Year War 7.8/10 by 39 users THE FOUR BILLION YEAR WAR explains how both conflict and cooperation have helped shape the species that today populate our world. And it profiles the winners and losers in this epic evolutionary contest — from the massive dinosaurs who disappeared long ago to the humble bacteria that have survived for billions of years virtually unchanged. Details Casts Posters Images Title Nature - Season 19 Episode 7 : Triumph of Life: The Four Billion Year War 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 19 :Episode 1 Wild Horses of Mongolia with Julia Roberts Wild Horses of Mongolia with Julia Roberts 2000-10-22 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 2 The Octopus Show The Octopus Show 2000-10-29 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 3 Extraordinary Birds Extraordinary Birds 2000-11-12 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 4 The Urban Elephant The Urban Elephant 2000-11-19 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 5 Intimate Enemies: Lions and Buffalo Intimate Enemies: Lions and Buffalo 2000-12-17 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 6 Polar Bear Invasion Polar Bear Invasion 2001-01-07 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 7 Triumph of Life: The Four Billion Year War Triumph of Life: The Four Billion Year War 2001-01-15 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 8 Triumph of Life: The Mating Game Triumph of Life: The Mating Game 2001-01-21 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 9 Triumph of Life: The Eternal Arms Race Triumph of Life: The Eternal Arms Race 2001-01-28 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 10 Triumph of Life: Winning Teams Triumph of Life: Winning Teams 2001-02-04 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 11 Triumph of Life: Brain Power Triumph of Life: Brain Power 2001-02-11 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 12 Triumph of Life: The Survivors Triumph of Life: The Survivors 2001-02-18 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 13 Baby Tales Baby Tales 2001-03-04 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 14 The Panda Baby The Panda Baby 2001-04-01 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 15 Golden Seals of the Skeleton Coast Golden Seals of the Skeleton Coast 2001-05-06 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 19 :Episode 16 Australia's Little Assassins Australia's Little Assassins 2001-05-20 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy...