Information-Processing by Pigeons

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Science  05 May 1972:
Vol. 176, Issue 4034, pp. 535-536
DOI: 10.1126/science.176.4034.535


Two pigeons matched to sample on the basis of color or line orientation when a sample consisted of a value for each stimulus dimension or a value for only one dimension. When the duration of the sample stimulus was varied to maintain constant performance, compound stimuli required more time than single elements.