The moths can eat up the leaves from most trees in their path, leaving the plants vulnerable to disease, drought, and other insects. The trees at UW–Madison's Arlington Agricultural Research ...

Spongy moths feed on foliage of many plant varieties but prefer oak trees. High populations of these moths in a small area can eat the leaves off an entire tree, and ultimately kill it. The spongy ...

Emerald ash borer is an invasive beetle that attacks and kills ash trees. The adults eat leaves ... an entomologist and the emerald ash borer and spongy moth outreach and regulatory coordinator ...

The caterpillars, which turn into pupae, then moths in late July, defoliate and weaken oak trees and are a hazard to human and animal health. Their tiny toxic hairs can trigger allergic ...