When did Horizon Season 6 Episode 4 air?
Horizon Season 6 Episode 4 aired on January 23, 1969.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
In this episode, Horizon reports on how in the last 2 years, the desert locust has been breeding in Southern Arabia by the Red Sea.
Direct answers for episode-level questions and details.
Horizon Season 6 Episode 4 aired on January 23, 1969.
This episode runs for approximately 60 minutes.
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