closeup of a pest larvae caterpillars of the yponomeutidae family or ermine moths, formed communal webs around a tree.

animal branch bug butterfly caterpillar closeup colony crawl damage danger dangerous detail environment ermine flora forest garden harm infection infestation infested insect larva larvae leaf macro metamorphosis moth moths natural nature nest parasite pest pesticide plague plant procession silk tree web wildlife worm yard yponomeutidae zoetermeer