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cobi12275-sup-0001-SupMat.zip263KA list of the search terms used (Appendix S1), a summary of classification tree method (Appendix S2), and a list of the publications used in the meta-analysis, including a species list, species red-list category, and the study sites (Appendix S3) are avialable online. The authors are soley 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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