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Perception of Food Amounts by Chimpanzees (Pan troglodytes): The Role of Magnitude, Contiguity, and Wholeness

We investigated choice behavior by chimpanzees in five experiments involving choices between different amounts of food. Chimpanzees did not maximize the amount of food they obtained when choosing between a single 20 g banana piece and another option containing a 20 g piece and a 5 g piece. This was...

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Bibliografiske detaljer
Main Authors: Beran, Michael J., Evans, Theodore A., Ratliff, Chasity L.
Format: Artigo
Sprog:Inglês
Udgivet: 2009
Fag:
Online adgang:https://ncbi.nlm.nih.gov/pmc/articles/PMC2841793/
https://ncbi.nlm.nih.gov/pubmed/19839704
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1037/a0015488
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