Glucocorticoid response to both predictable and unpredictable challenges detected as corticosterone metabolites in collared flycatcher droppings

• Kevin Fletcher ,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Software, Writing – original draft, Writing – review & editing

  * E-mail: kwfletcher24@gmail.com

  Affiliation Department of Ecology and Genetics, Animal Ecology, Uppsala University, Uppsala, Sweden

  http://orcid.org/0000-0002-1713-9303

  ⨯
• Ye Xiong,

  Roles Data curation, Methodology, Writing – original draft, Writing – review & editing

  Affiliation Department of Ecology and Genetics, Animal Ecology, Uppsala University, Uppsala, Sweden

  http://orcid.org/0000-0002-7903-9375

  ⨯
• Erika Fletcher,

  Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

  Affiliation Biomedicine Centre, Pharmacuetical Biosciences, Uppsala University, Uppsala, Sweden

  ⨯
• Lars Gustafsson

  Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Supervision, Writing – original draft, Writing – review & editing

  Affiliation Department of Ecology and Genetics, Animal Ecology, Uppsala University, Uppsala, Sweden

  ⨯