Ethologie der Graugans
Ethologie der Graugans
WatchEthologie der Graugans online is free on 123movies. The film gives a survey on innate behaviour patterns of the grey-lag goose. The first part shows reproductive behaviour. In the second part some behaviour patterns of gosling being imprinted on their human foster parent are shown: following reaction, separation of two flocks according to their imprinting, response to the alarm call and landing "by order" of the flying young.
- Žánr: Dokumentární
- Země: Germany
- Ředitel: Konrad Lorenz
- Obsazení: