Invasive caterpillars can make aspen forests more toxic for native insects—ecologists explain how
From May through June 2021, spongy moth caterpillars ate nearly every green leaf in our aspen forest. By early July, however, ...
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Spotlight: citrus swallowtail
Swallowtail caterpillars are green once they grow large Kerry Calloway, who helps manage the tropical butterfly house, says, 'When they are resting on top of a green leaf, they look just like bird ...