Life on Earth
Lords of the Air (1x8)
Data di messa in onda: Mar 06, 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
- Iniziato: Gen 1979
- Episodi: 13
- Followers: 16
- Terminata
- BBC Two
- Martedì