Most notable is the silkworm (the larva of the domesticated moth Bombyx mori), farmed for the silk with which it builds its cocoon.
Several moth species in the family Tineidae are commonly regarded as pests because their larvae eat fabric such as clothes and blankets made from natural proteinaceous fibers such as wool or silk.
A moth is an insect closely related to the butterfly.
The caterpillar of the Gypsy moth (Lymantria dispar) causes severe damage to forests in Northeast United States, where it is an exotic species.
Moth larvae are not killed by freezing the items that they infest.