Llwytho...

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...

Disgrifiad llawn

Wedi'i Gadw mewn:
Manylion Llyfryddiaeth
Prif Awduron: Rugani, Rosa, Fontanari, Laura, Simoni, Eleonora, Regolin, Lucia, Vallortigara, Giorgio
Fformat: Artigo
Iaith:Inglês
Cyhoeddwyd: The Royal Society 2009
Pynciau:
Mynediad Ar-lein: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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