Leafminer is a term used to describe a group of insects that tunnel their way through the leaves of many plants, leaving unique trails behind them. However, there are several other names that refer to the same group of insects, including leaf beetle, leaf weevil, leaf worm, and leaf roller. Each of these names highlights a particular characteristic of the insect's behavior or appearance. Leaf roller, for example, refers to the fact that some leafminers roll the edges of the leaves they inhabit into tubes. Leaf worm is another common synonym, indicating the caterpillar-like appearance of some leafminers. Regardless of the name used, all of these insects can cause significant damage to plants and crops if not controlled properly.