Water Stress Strengthens Mutualism Among Ants, Trees, and Scale Insects

• Elizabeth G. Pringle ,

  * E-mail: epringle@umich.edu

  Affiliations Department of Biology, Stanford University, Stanford, California, United States of America, Michigan Society of Fellows, University of Michigan, Ann Arbor, Michigan, United States of America, Department of Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, Michigan, United States of America, School of Natural Resources and Environment, University of Michigan, Ann Arbor, Michigan, United States of America

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• Erol Akçay,

  Affiliations Department of Biology, Stanford University, Stanford, California, United States of America, National Institute for Mathematical and Biological Synthesis, University of Tennessee, Knoxville, Tennessee, United States of America, Department of Ecology and Evolutionary Biology, Princeton University, Princeton, New Jersey, United States of America

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• Ted K. Raab,

  Affiliation Carnegie Institution for Science, Stanford, California, United States of America

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• Rodolfo Dirzo,

  Affiliation Department of Biology, Stanford University, Stanford, California, United States of America

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• Deborah M. Gordon

  Affiliation Department of Biology, Stanford University, Stanford, California, United States of America

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