Helpful Female Subordinate Cichlids Are More Likely to Reproduce

• Dik Heg ,

  * E-mail: dik.heg@iee.unibe.ch

  Affiliation Department of Behavioural Ecology, Institute of Ecology and Evolution, University of Bern, Hinterkappelen, Switzerland

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• Eva Jutzeler,

  Affiliation Department of Behavioural Ecology, Institute of Ecology and Evolution, University of Bern, Hinterkappelen, Switzerland

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• Jeremy S. Mitchell,

  Affiliation Department of Behavioural Ecology, Institute of Ecology and Evolution, University of Bern, Hinterkappelen, Switzerland

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• Ian M. Hamilton

  Affiliations Department of Behavioural Ecology, Institute of Ecology and Evolution, University of Bern, Hinterkappelen, Switzerland, Department of Evolution, Ecology and Organismal Biology, Department of Mathematics, The Ohio State University, Columbus, Ohio, United States of America

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