When did Horizon Season 24 Episode 16 air?
Horizon Season 24 Episode 16 aired on May 11, 1987.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
James Gould, Professor of Biology at Princeton University, lectures on the mating habits of animals and humans.
Direct answers for episode-level questions and details.
Horizon Season 24 Episode 16 aired on May 11, 1987.
This episode runs for approximately 60 minutes.
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