The Nature of Things
Animals as Engineers (1) (6x7)
Data emisji: Lis 14, 1965
Animals modify their environments in many ways: by building nests, damming streams, by breaking down forests.
- Premiera: Lis 1960
- Odcinki: 1046
- Obserwujący: 14
- Trwający
- CBC
- Czwartek w 20