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Roaches are resilient and adaptable insects belonging to the order Blattodea, which also includes termites and mantids. They can be found worldwide, particularly in warm and humid environments, where they thrive as scavengers and decomposers, feeding on a wide range of organic matter. Roaches are generally nocturnal, hiding during the day and becoming active at night, making them elusive creatures. Some common species include the American cockroach (Periplaneta americana), German cockroach (Blattella germanica), and Oriental cockroach (Blatta orientalis). Roaches have a flattened body shape that allows them to squeeze into tight spaces, making it difficult to eradicate infestations. Their ability to survive in harsh conditions, reproduce quickly, and adapt to various environments has earned them the reputation as pests in human dwellings. Effective roach control often requires a combination of sanitation, habitat reduction, and chemical treatments. Despite their negative connotations, roaches play an essential role in nature by contributing to nutrient cycling and decomposition processes.