Overview
NOVA looks at blackbirds, their winter habit of nesting in the millions, and the destruction they do to crops.
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4 - 1Hitler's Secret Weapon January 05, 1977 -
4 - 2The Hot Blooded Dinosaurs January 12, 1977 -
4 - 3What Price Coal? January 19, 1977
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4 - 4The Sunspot Mystery February 02, 1977
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4 - 5The Plastic Prison February 09, 1977
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4 - 6Incident at Brown's Ferry February 23, 1977
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4 - 7Bye Bye Blackbird March 02, 1977
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4 - 8The Pill for the People March 09, 1977
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4 - 9The Gene Engineers March 16, 1977
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4 - 10The Human Animal March 23, 1977
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4 - 11The Wolf Equation March 30, 1977
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4 - 12The Dawn of the Solar Age April 20, 1977
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4 - 13The Business of Extinction April 20, 1977
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4 - 14The Red Planet April 27, 1977
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4 - 15Tongues of Men (1) May 11, 1977
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4 - 16Tongues of Men (2) May 18, 1977
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4 - 17Linus Pauling: Crusading Scientist June 01, 1977
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4 - 18Across the Silent Barrier June 22, 1977
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4 - 19The New Healers June 29, 1977
