Explaining Insects 🦋 on Instagram: "Gypsy moth caterpillars are the larval stage of the spongy moth, known for their hairy bodies and strong appetite for tree leaves. They feed on hundreds of plant species, especially oak, birch, and maple, and can strip entire forests when populations are high. These caterpillars are easily recognized by the rows of blue and red spots along their backs. While they play a role in natural ecosystems, large outbreaks can cause serious defoliation, stressing trees