The Delboeuf Illusion in Food Portion Judgments By Chimpanzees (Pan Troglodytes)
Chimpanzees preferred choosing same-sized and smaller food portions that were presented on a smaller plate over equal or larger food portions presented on a larger plate. These biases can be attributed to the Delboeuf Illusion which previously had only been demonstrated in portion estimation and consumption behavior in humans.
Audrey Parrish and Michael Beran (2013) ,"The Delboeuf Illusion in Food Portion Judgments By Chimpanzees (Pan Troglodytes) ", in NA - Advances in Consumer Research Volume 41, eds. Simona Botti and Aparna Labroo, Duluth, MN : Association for Consumer Research.
Audrey Parrish, Georgia State University, USA
Michael Beran, Georgia State University, USA
NA - Advances in Consumer Research Volume 41 | 2013
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