TV Nature - Season 21 Episode 7 : The Reptiles: Alligators and Crocodiles Nature - Season 21 Episode 7 : The Reptiles: Alligators and Crocodiles 7.8/10 by 39 users A four-part series on “The Reptiles” begins with “Alligators and Crocodiles.” Included: their sensory systems and intelligence; courtship and mating signals; importance to ecosystems; their evolving relationship with humans; and their roles in the food chain that vary with their locations, including Australia; India; Florida; and Venezuela. Howard McGillin narrates. Details Casts Posters Images Title Nature - Season 21 Episode 7 : The Reptiles: Alligators and Crocodiles 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 21 :Episode 1 Tall Blondes Tall Blondes 2002-10-13 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 2 Horse and Rider Horse and Rider 2002-10-20 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 3 Dive to the Abyss Dive to the Abyss 2002-10-27 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 4 Bloody Suckers Bloody Suckers 2002-11-17 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 5 Trail of the Cougar Trail of the Cougar 2002-12-15 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 6 Under Antarctic Ice Under Antarctic Ice 2003-01-12 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 7 The Reptiles: Alligators and Crocodiles The Reptiles: Alligators and Crocodiles 2003-02-02 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 8 The Reptiles: Snakes The Reptiles: Snakes 2003-02-09 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 9 The Reptiles: Turtles and Tortoises The Reptiles: Turtles and Tortoises 2003-02-16 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 10 The Reptiles: Lizards The Reptiles: Lizards 2003-02-23 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 11 Lost World of the Holy Land Lost World of the Holy Land 2003-04-13 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 12 Leopards of Yala Leopards of Yala 2003-04-20 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 13 A Mystery in Alaska A Mystery in Alaska 2003-05-11 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy... Nature Season 21 :Episode 14 War Wrecks in the Coral Seas War Wrecks in the Coral Seas 2003-05-18 Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy...