Helicoverpa armigera, commonly known as the cotton bollworm, is a species of moth belonging to the family Noctuidae. It is primarily found in tropical and subtropical regions, where it is known for its role as a significant agricultural pest. The larvae of this moth feed on a variety of crops, including cotton, tomatoes, and corn, causing substantial damage to these plants. The adult moth has a wingspan of about 30-40 mm and is characterized by its brownish color with distinctive markings. Helicoverpa armigera has a high reproductive rate, which contributes to its rapid population growth and ability to adapt to various environments. Effective management strategies are essential to control its impact on agriculture.