Caterpillars
can rapidly decimate a plant. Very small caterpillars are not able to chew and therefore graze the underside of leaves. This causes a window effect where [...] caterpillars are often found in groups, spreading out over the plant as they grow larger. As their size increases, so too does the damage they inflict: leaves [...] of butterflies and moths. Butterflies and moths form the order Lepidoptera, a very large group with more than 150,000 species, that are easily distinguishable