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MCZBASE:The Database of the Zoological Collections

Museum of Comparative Zoology - Harvard University

Freedman, M. G., H. Dingle, S. Y. Strauss, and S. R. Ramirez. 2020. Two centuries of monarch butterfly collections reveal contrasting effects of range expansion and migration loss on wing traits. Proceedings of the National Academy of Sciences 46:28887–28893. doi: 10.1073/pnas.2001283117.