Season 2 · Episode 1
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Why Do Birds Sing?
Sun, Nov 3, 1974
NOVA travels to forests and marshes to discover why birds sing and finds surprising parallels with the acquisition of speech in humans.
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Sun, Nov 3, 1974
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NOVA
1026 episodes
Episode
S2 · E1
in NOVA
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How Much Do You Smell?
S2 · E2
How Much Do You Smell?
Sun, Nov 10, 1974