About the Authors
- Keith A. Hobson
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* E-mail: Keith.Hobson@ec.gc.ca
Affiliation Environment Canada, Saskatoon, Saskatchewan, Canada
- Steven L. Van Wilgenburg
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Affiliation Environment Canada, Saskatoon, Saskatchewan, Canada
- Leonard I. Wassenaar
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Affiliation Environment Canada, Saskatoon, Saskatchewan, Canada
- Keith Larson
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Affiliation Department of Zoology, Lund University, Lund, Scania, Sweden
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: KAH KL SLVW LIW. Analyzed the data: SLVW. Wrote the paper: KAH SLVW LIW KL. Stable isotope analysis: LIW.