Can you help?
Every year in August in Michigan( all through michigan), I see this web like mass in trees. I asked the locals, they had no clue what they were, they didn’t even notice them. Do you know what it is?
This is a Fall Webworm, Hyphantria cunea, nest. In the fall, these social caterpillars can build enormous webs that cover the leaves. Here is a site with more information.