S11 Episode 1
Episode 1
Mon, 11 Jun 1973
S11 Episode 2
Pajaten
Sun, 24 Jun 1973
S11 Episode 3
Lapwing
Sun, 1 Jul 1973
S11 Episode 4
Bird's Eye View of London
Sun, 15 Jul 1973
S11 Episode 5
Do Not Disturb
Sun, 22 Jul 1973
S11 Episode 6
A Wealth of Wildfowl
Sun, 29 Jul 1973
S11 Episode 7
Aldabra Reprieved
Sun, 5 Aug 1973
S11 Episode 8
The Empty Desert
Wed, 12 Sep 1973
S11 Episode 9
Episode 9
Wed, 19 Sep 1973
S11 Episode 10
The Floating Worlds of Naivasha
Wed, 26 Sep 1973
S11 Episode 11
Trail of the Snow Geese
Wed, 3 Oct 1973
S11 Episode 12
Arctic Summer
Wed, 10 Oct 1973
S11 Episode 13
Land of the Loon
Wed, 17 Oct 1973
S11 Episode 14
Central Flyway
Wed, 24 Oct 1973
