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Additional Information

Competing Interests

The author declares that they have no competing interests.

Author Contributions

John D Lloyd conceived and designed the experiments, performed the experiments, analyzed the data, contributed reagents/materials/analysis tools, prepared figures and/or tables, authored or reviewed drafts of the paper, approved the final draft.

Data Deposition

The following information was supplied regarding data availability:

The research in this article was based on openly accessible data downloaded by the author from eBird (http://www.ebird.org).

Funding

The author received no funding for this work.


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