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cobi12049-sup-0001-S1.docx69KA table of species included in our analyses (Appendix S1), detailed rationale for analyses of density dependence (Appendix S2), and population-specific results of our analysis of density dependence (Appendix S3) are available online. The authors are solely responsible for the content and functionality of these materials. Queries (other than absence of the material) should be directed to the corresponding author.

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