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Pinyon jays seem to work out how to behave towards an unfamiliar jay by watching it in encounters with members of their own flock. The findings provide clues about how cognition evolved in

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Departments of Psychology and Zoology, University of Toronto, Toronto, M5S 3G3, Ontario, Canada Sara J. Shettleworth Authors * Sara J. Shettleworth View author publications You can also

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732–733 (2004). https://doi.org/10.1038/430732b Download citation * Published: 11 August 2004 * Issue Date: 12 August 2004 * DOI: https://doi.org/10.1038/430732b SHARE THIS ARTICLE Anyone

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