1 Season
13 Episode
Life on Earth - Season 1 Episode 8 Lords of the Air (1979)
We examine the uses and advantages of birds' unique possession - the feather. Feathers are insulators; they provide the surface of the most perfect aerofoils known - bird's wings; and they play a central role in courtship
- Country : United Kingdom
- Genre : Documentary
- Studio : BBC Two
- Director :
- Cast : David Attenborough