Dohlen erlernen unbenannte Anzahlen
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Dohlen erlernen unbenannte Anzahlen
Reichsanstalt für Film und Bild in Wissenschaft und Unterricht (RWU)
Formal Metadata
| Title |
Dohlen erlernen unbenannte Anzahlen
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| Alternative Title |
Jackdaws Trained to Recognize Undenominated Numbers
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| Author |
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| License |
CC Attribution - NonCommercial - NoDerivatives 3.0 Germany:
You are free to use, copy, distribute and transmit the work or content in unchanged form for any legal and non-commercial purpose as long as the work is attributed to the author in the manner specified by the author or licensor. |
| Identifiers |
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| IWF Signature |
B 467
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| Publisher |
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| Release Date |
1940
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| Language |
Silent film
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| Producer |
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| Production Year |
1939
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Technical Metadata
| IWF Technical Data |
Film, 16 mm, 120 m ; SW, 14 1/2 min
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Content Metadata
| Subject Area | |
| Abstract |
Versuche mit dressierten Dohlen zu ihrer Fähigkeit, Anzahlen zu erfassen: Wahl einer Anzahl Körner auf farbliche Reize hin, Wahl der der Dressur entsprechenden Anzahl, Vergleich bestimmter Anzahlen und Öffnen der entsprechenden Schälchen (Größe und Muster der Punkte verschieden); Scheuchversuche. Aufgenommen mit 20 B/s; Vorführgeschw. 18 B/s.
Experiments with conditioned jackdaws on their ability to recognize certain numbers: choice of a number of grains following colour stimuli, comparison between different numbers and opening of the appropriate bowls. Chasing experiments. Recording speed 20 fps, projection speed 18 fps.
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| Keywords | Dohle Coloeus monedula Konditionierung Dressur / Aves Lernen / Aves experimentelle Verhaltensforschung / Aves learning / Aves experimental behaviour research / Aves training / Aves conditioning Coloeus monedula jackdaw |
| IWF Classification | Biologie Passeriformes - Sperlingsvögel Aves - Vögel Vertebrata - Wirbeltiere Ethologie, Morphologie Zoologie zoology ethology, morphology vertebrata - vertebrates aves - birds passeriformes - passerine birds biology |
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