House crickets are small insects commonly found in homes, especially in warm and humid areas. They have a brownish color and can grow up to 1 inch long. These crickets are known for their distinctive chirping sound, which is produced by males to attract females. They are nocturnal and often hide in dark places during the day. These insects are omnivorous, feeding on a variety of organic materials, including grains and plant matter. While house crickets are not harmful to humans, they can become a nuisance due to their noise and potential to damage food supplies. They are often associated with pest control efforts in homes.