Morphological Change to Birds over 120 Years Is Not Explained by Thermal Adaptation to Climate Change

• Volker Salewski,

  Affiliation Michael-Otto-Institut im NABU, Bergenhusen, Germany

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• Karl-Heinz Siebenrock,

  Affiliation Max-Planck-Institute for Ornithology, Department of Migration and Immuno-ecology, Radolfzell, Germany

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• Wesley M. Hochachka,

  Affiliation Lab of Ornithology, Cornell University, Ithaca, New York, United States of America

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• Friederike Woog,

  Affiliation Staatliches Museum für Naturkunde Stuttgart, Stuttgart, Germany

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• Wolfgang Fiedler

  * E-mail: fiedler@orn.mpg.de

  Affiliation Max-Planck-Institute for Ornithology, Department of Migration and Immuno-ecology, Radolfzell, Germany

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