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Research Article

How Abnormal Is the Behaviour of Captive, Zoo-Living Chimpanzees?

  • Lucy P. Birkett,

    Affiliation: School of Anthropology and Conservation, University of Kent, Canterbury, United Kingdom

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  • Nicholas E. Newton-Fisher mail

    n.e.newton-fisher@kent.ac.uk

    Affiliation: School of Anthropology and Conservation, University of Kent, Canterbury, United Kingdom

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  • Published: June 16, 2011
  • DOI: 10.1371/journal.pone.0020101
  • Published in PLOS ONE

About the Authors

Lucy P. Birkett, Nicholas E. Newton-Fisher
School of Anthropology and Conservation, University of Kent, Canterbury, United Kingdom

Corresponding Author

Email: n.e.newton-fisher@kent.ac.uk

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LPB NNF. Analyzed the data: LPB NNF. Wrote the paper: LPB NNF.