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Use of number by crows: investigation by matching and oddity learning.
Hooded crows were trained in two-alternative simultaneous matching and oddity tasks with stimulus sets of three different categories: color (black and white), shape (Arabic Numerals 1 and 2, which were used as visual shapes only), and number of elements (arrays of one and two items). These three set...
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| Hauptverfasser: | , , |
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| Format: | Artigo |
| Sprache: | Inglês |
| Veröffentlicht: |
2000
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| Schlagworte: | |
| Online Zugang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1284769/ https://ncbi.nlm.nih.gov/pubmed/10784007 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1901/jeab.2000.73-163 |
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