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Research Article

Visual Cues Given by Humans Are Not Sufficient for Asian Elephants (Elephas maximus) to Find Hidden Food

  • Joshua M. Plotnik mail,

    Joshua.Plotnik@gmail.com

    Affiliations: Department of Psychology, University of Cambridge, Cambridge, United Kingdom, Think Elephants International, Stone Ridge, New York, United States of America, Golden Triangle Asian Elephant Foundation, Chiang Saen, Chiang Rai, Thailand

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  • Jennifer J. Pokorny,

    Affiliations: Think Elephants International, Stone Ridge, New York, United States of America, Center for Mind and Brain, University of California Davis, Davis, California, United States of America

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  • Titiporn Keratimanochaya,

    Affiliation: Golden Triangle Asian Elephant Foundation, Chiang Saen, Chiang Rai, Thailand

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  • Christine Webb,

    Affiliations: Think Elephants International, Stone Ridge, New York, United States of America, Department of Psychology, Columbia University, New York, New York, United States of America

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  • Hana F. Beronja,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Alice Hennessy,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • James Hill,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Virginia J. Hill,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Rebecca Kiss,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Caitlin Maguire,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Beckett L. Melville,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Violet M. B. Morrison,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Dannah Seecoomar,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Benjamin Singer,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Jehona Ukehaxhaj,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Sophia K. Vlahakis,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Dora Ylli,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Nicola S. Clayton,

    Affiliation: Department of Psychology, University of Cambridge, Cambridge, United Kingdom

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  • John Roberts,

    Affiliation: Golden Triangle Asian Elephant Foundation, Chiang Saen, Chiang Rai, Thailand

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  • Emilie L. Fure,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Alicia P. Duchatelier,

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • David Getz

    Affiliation: M.S. 114, East Side Middle School, New York, New York, United States of America

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  • Published: April 17, 2013
  • DOI: 10.1371/journal.pone.0061174

About the Authors

Joshua M. Plotnik, Nicola S. Clayton
Department of Psychology, University of Cambridge, Cambridge, United Kingdom
Joshua M. Plotnik, Jennifer J. Pokorny, Christine Webb
Think Elephants International, Stone Ridge, New York, United States of America
Joshua M. Plotnik, Titiporn Keratimanochaya, John Roberts
Golden Triangle Asian Elephant Foundation, Chiang Saen, Chiang Rai, Thailand
Jennifer J. Pokorny
Center for Mind and Brain, University of California Davis, Davis, California, United States of America
Christine Webb
Department of Psychology, Columbia University, New York, New York, United States of America
Hana F. Beronja, Alice Hennessy, James Hill, Virginia J. Hill, Rebecca Kiss, Caitlin Maguire, Beckett L. Melville, Violet M. B. Morrison, Dannah Seecoomar, Benjamin Singer, Jehona Ukehaxhaj, Sophia K. Vlahakis, Dora Ylli, Emilie L. Fure, Alicia P. Duchatelier, David Getz
M.S. 114, East Side Middle School, New York, New York, United States of America

Corresponding Author

Email: Joshua.Plotnik@gmail.com

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JMP JJP TK CW HFB AH JH VJH RK CM BLM VMBM DS BS JU SKV DY NSC JR ELF APD DG. Performed the experiments: JMP TK. Analyzed the data: JMP JJP CW HFB AH JH VJH RK CM BLM VMBM DS BS JU SKV DY ELF APD. Wrote the paper: JMP JJP NSC.