The effect of social group size on feather corticosterone in the co-operatively breeding Smooth-billed Ani (Crotophaga ani): An assay validation and analysis of extreme social living

Open Access

Peer-reviewed

Research Article

Joshua K. Robertson ,

* E-mail: roberjk@mcmaster.ca

Affiliation Department of Biology, McMaster University, Hamilton, Ontario, Canada
⨯
Cameron Muir,

Affiliation Department of Psychology, Centre for Neuroscience, Brock University, Saint Catherines, Ontario, Canada
⨯
Conner S. Hurd,

Affiliation Department of Biology, McMaster University, Hamilton, Ontario, Canada
⨯
Jing S. Hing,

Affiliation Department of Biology, McMaster University, Hamilton, Ontario, Canada
⨯
James S. Quinn

Affiliation Department of Biology, McMaster University, Hamilton, Ontario, Canada
⨯

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Animal sociality
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Animal sexual behavior
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Bird physiology
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Enzyme assays
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Feathers
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Enzyme-linked immunoassays
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