When did Horizon Season 13 Episode 25 air?
Horizon Season 13 Episode 25 aired on November 15, 1976.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 13 · Episode 25
The Selfish Gene
Nov 15, 1976·1h
This Horizon documentary explores animal behavior. Animals do not act for the good of their own species, rather for the preservation of their own genes.
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How long is Horizon Season 13 Episode 25?
This episode runs for approximately 60 minutes.
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