"Aerial surveys mapped spongy moth defoliation in the Northeast and Midwest with 2.5 million acres defoliated in 2021, and 1.7 million acres defoliated in 2022, mostly in Michigan and Pennsylvania." ...

The gypsy moth, Lymantria dispar, originally evolved in Europe and Asia and has existed there for thousands of years. In 1869, Leopold Trouvelot, was attempting to breed the insect for ...

"Aerial surveys mapped spongy moth defoliation in the Northeast and Midwest with 2.5 million acres defoliated in 2021, and 1.7 million acres defoliated in 2022, mostly in Michigan and Pennsylvania." ...