Nova Season 2 Episode 1 - Why Do Birds Sing?

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Watch Nova season 2 episode 1 online for free at WatchSeriesLite. NOVA travels to forests and marshes to discover why birds sing and finds surprising parallels with the acquisition of speech in humans. A weekly documentary series, each episode providing an in-depth look at a different subject of scientific research. Subjects examined by this show have included…

Air Date: November 3, 1974

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