Natural World
Untangling the Knot (12x10)
Exibido em:: Abr 24, 1994
Follows Dutch, Canadian and British biologists as they chart the journeys of two groups of knots(shorebirds) from South America and South Africa.
- Estreou: Out 1983
- Episódios: 536
- Seguidores: 20
- Finalizada
- BBC Two
- Domingo às 21