AUTHOR=Fordyce James A. , Nice Chris C. , Forister Matthew L. TITLE=Commentary: Evaluating the Migration Mortality Hypothesis Using Monarch Tagging Data JOURNAL=Frontiers in Ecology and Evolution VOLUME=8 YEAR=2020 URL=https://www.frontiersin.org/journals/ecology-and-evolution/articles/10.3389/fevo.2020.604914 DOI=10.3389/fevo.2020.604914 ISSN=2296-701X