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Arithmetic in newborn chicks

Newly hatched domestic chicks were reared with five identical objects. On days 3 or 4, chicks underwent free-choice tests in which sets of three and two of the five original objects disappeared (either simultaneously or one by one), each behind one of two opaque identical screens. Chicks spontaneous...

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Sonraí Bibleagrafaíochta
Main Authors: Rugani, Rosa, Fontanari, Laura, Simoni, Eleonora, Regolin, Lucia, Vallortigara, Giorgio
Formáid: Artigo
Teanga:Inglês
Foilsithe: The Royal Society 2009
Ábhair:
Rochtain Ar Líne:https://ncbi.nlm.nih.gov/pmc/articles/PMC2690459/
https://ncbi.nlm.nih.gov/pubmed/19364746
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1098/rspb.2009.0044
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