Details
Podiceps cristatus (Podicipedidae) - Courtship Behaviour (Open Air Shots)
[Other Title]
Podiceps cristatus (Podicipedidae) - Balzverhalten (Freilandaufnahmen) [Other Title]
Podiceps cristatus (Podicipedidae) - Balzverhalten (Freilandaufnahmen) [Other Title]
Rok: | 1970-1971 |
Žánr: | Documentary Film |
Exteriéry: | n/a
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Titulky: |
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Production company: |
Paul P. A. M. Kop (Amsterdam)
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First released by: |
IWF (Göttingen)
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Distributor: |
IWF (Göttingen)
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Author: |
Paul P. A. M. Kop
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Klíčová slova: | Balz, Haubentaucher, Kampfverhalten, Podiceps cristatus, Podicipediformes, Podicipediformes, agonistic behaviour, courtship, fighting behaviour, great crested grebe, Podicipediformes, Podicipediformes, Podicipediformes |