Corn earworm
Overview The corn earworm is a major pest affecting over 100 crops, of which the most prominent varieties are corn, sorghum, cotton, aubergine, pepper [...] together with aggregation sex pheromone traps, are population monitoring tools for moths. They have regular migratory habits, seeking warm or mild climates, [...] instar, the larvae turn cannibalistic, with only one caterpillar surviving, which will start to feed again on the tip of the cob, making holes in the corn