Ethologie der Graugans

Ethologie der Graugans

Ethologie der Graugans


(6 a partire dal 35 utenti)

0h 13m 1950 HD

orologio Ethologie der Graugans en CB01 OFFICIAL. 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.

Ethologie der Graugans (1950)
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