June 11, 1973

Season 11

01. Episode 1

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June 11, 1973

02. Pajaten

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June 24, 1973

03. Lapwing

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July 1, 1973

04. Bird's Eye View of London

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July 15, 1973

05. Do Not Disturb

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July 22, 1973

06. A Wealth of Wildfowl

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July 29, 1973

07. Aldabra Reprieved

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August 5, 1973

08. The Empty Desert

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September 12, 1973

09. Episode 9

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September 19, 1973

10. The Floating Worlds of Naivasha

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September 26, 1973

11. Trail of the Snow Geese

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October 3, 1973

12. Arctic Summer

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October 10, 1973

13. Land of the Loon

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October 17, 1973

14. Central Flyway

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October 24, 1973