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NOVA
Season 2 Episode 1: Why Do Birds Sing?
NOVA travels to forests and marshes to discover why birds sing and finds surprising parallels with the acquisition of speech in humans.
- Genre:
- Documentary
- Seasons:
- 53
- Episodes:
- 1029
- Cast:
- Quality:
- HD
- Duration:
- 55 min
- First Air:
- 1974
- Rating:
- 7.1
