Gnawing: They constantly gnaw to keep their teeth sharp. This can damage wooden beams, joists, walls, floors, doors, and window frames.

Wiring: Chewing on electrical wires can strip insulation, leading to shorts, power outages, and even fires.

Pipes: They can gnaw on plastic and soft metal pipes, causing leaks and water damage.

Insulation: They nest in insulation, tearing it apart and reducing its effectiveness, leading to higher energy bills.

Droppings and Urine: They leave behind feces and urine, which can contaminate food preparation areas, stored items, and living spaces. This can spread diseases like Hantavirus, Salmonella, and Leptospirosis.

Food Spoilage: They can infest and contaminate stored food products, making them unsafe to eat.

Other Damage:

Damage to Personal Belongings: They can chew on books, papers, clothing, and furniture.

Noise: Their scurrying and gnawing can be disruptive and stressful.

Introduction of Other Pests: They can carry fleas, ticks, and mites into your home.