Birds of Two Oceans? Trans-Andean and Divergent Migration of Black Skimmers (Rynchops niger cinerascens) from the Peruvian Amazon

• Lisa C. Davenport ,

  * E-mail: ldavenport@parkswatch.org

  Affiliations Florida Museum of Natural History, Department of Natural History, University of Florida, Gainesville, Florida, United States of America, Center for Tropical Conservation, Duke University, Durham, North Carolina, United States of America

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• Katharine S. Goodenough ,

  Contributed equally to this work with: Katharine S. Goodenough, Torbjørn Haugaasen

  Affiliation Oklahoma Biological Survey, University of Oklahoma, Norman, Oklahoma, United States of America

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• Torbjørn Haugaasen

  Contributed equally to this work with: Katharine S. Goodenough, Torbjørn Haugaasen

  Affiliation Department of Ecology, Norwegian University of Life Sciences, Ås, Norway

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