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Alligator Versus Python

3m 27s
Alligators were once the undisputed reptile kings of the Everglades. But who would win a battle now -- alligator or python? It all depends on which one is bigger. "Invasion of the Giant Pythons" premieres Sunday, February 21, 2010 on PBS.
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Season Preview

4m
Find out what NATURE has in store for the seasons to come in this sneak peek video. Season 28 kicks off October 25 with the third installment in the Cloud saga, "Cloud: Challenge of the Stallions."
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The Last Living Pair of Rafetus Turtles

7m 10s
In China, the last female rafetus turtle is about to be introduced to her new home at the Suzhou Zoo. She will take up residence in a divided breeding pond where – on the other side of a metal gate – the last male rafetus turtle is waiting to meet her. The stakes are incredibly high: this is literally the last chance the scientists have to save this species.
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Spinner Dolphins

1m 23s
Spinners dolphins congregate in superpods of hundreds, coordinating a hunt – and spinning! Scientists do not know for certain why they spin.
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Supersize Crocs - Preview

30s
Gigantic crocodiles - some known to exceed 20 feet - are very, very rare, but still out there in the wild, with a few held in captivity. Renowned herpetologist Romulus Whitaker attempts to ensure the future of the last of these leviathans. 9/18/2011
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