Filename Description mam12118-sup-0001-AppendixS1.docxWord document, 22.1 KB Appendix S1. List of known predators of beavers (Castor spp.) in North America, Europe, and Asia. mam12118-sup-0002-AppendixS2.docxWord document, 23.4 KB Appendix S2. Percentage of wolf diet (estimated via scat, stomach content, kill site, and stable isotope analysis) comprised of beaver from wolf diet and predation studies in North America and Eurasia where beaver was a trivial component of wolf diet (≤5%).

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