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Invasive caterpillars can make aspen forests more toxic for native insects – a team of ecologists explains how

  • Written by Richard L. Lindroth, Vilas Distinguished Achievement & Sorenson Professor Emeritus, University of Wisconsin-Madison
Invasive caterpillars can make aspen forests more toxic for native insects – a team of ecologists explains howThe aspen forest where our team conducted our recent study. Mark R. Zierden

When we walked with a colleague into an aspen forest near Madison, Wisconsin, in the early spring of 2021, we expected to finalize our plans for a research project on several species of insects that live and feed on the trees. Instead, we found a forest laden with fuzzy,...

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