Overview
A look at the migratory habits of birds and animals, with recent findings in animal studies reinforced with fascinating film footage of many species in their natural habitats.
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13 - 1Vanishing Peoples: Lacandons, The Mayas Of Mexico November 06, 1972 -
13 - 2The Sexes, part 1 of 2 November 20, 1972
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13 - 3The Sexes, part 2 of 2 November 27, 1972
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13 - 4Acupuncture December 04, 1972
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13 - 5Think Before You Eat March 05, 1973
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13 - 6Stockholm '72: Politics For Survival March 12, 1973
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13 - 7Cities for People March 19, 1973
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13 - 8Migration: Animals in Cycle March 26, 1973
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13 - 9Old Enough April 02, 1973
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13 - 10Recycling: The Garbage Ouroboros April 09, 1973