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The Limits of Endurance
A look at how birds deal with hostile environments and with people. The episode ranges from crows in Japan that use traffic to crack nuts to penguins who never see a person but make long treks through frigid wastes.
Aired: Dec 23, 1998 Genre: DocumentaryCasts: David AttenboroughProducers: Miles BartonDuration: 50m Rating: 0 Country:Production: BBC Studios Natural History Unit
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