01. The Richest Sea in the World
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September 7, 1971
02. Galapagos Revisited
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September 19, 1971
03. The Fence
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September 26, 1971
04. Wings over the Rift
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October 3, 1971
05. Between Two Oceans
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October 10, 1971
06. Trail to Survival
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December 19, 1971
07. The Tribe that Hides from Man
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January 2, 1972