They carry bacteria such as Salmonella and E. coli, which can cause illness.Their excrements and secretions cause allergies and aggravate asthma, especially in children and sensitive people.Food contamination:They can contaminate food when coming into contact with them,

They also damage packaging and stored supplies.Deterioration of materials:They chew paper, fabrics and organic materials, causing damage in the home or office.Possible benefits,Although they are not wanted in homes.