Caterpillars are the larvae of moths and butterflies. They are usually worm-like, have a distinct head and short, segmented legs on the front end of the body. The abdomen has fleshy legs with rows or circles of tiny hooks (crochets) on the end of the legs. Caterpillars may be hairy, spiny or naked. Some are hard to identify. Others have distinctive shapes or habits that make identification easy. Some of the kinds that are easier to find and identify: