Caterpillars are the larvae of butterflies. Eggs of butterflies hatch into wingless larvae are worm-like, called caterpillars.
Caterpillars cause significant damage in gardens and with high abundance of completely bare trees. Cause damage reduction not only crop of fruit this year, but the number was the flower buds for next year's crop. Caterpillars eat leaves, gnaw flowers, ovaries, and also the unripe fruits.