What Damage Do Squirrels Cause? Squirrels are one of the most prevalent pests in the United States, and they can cause damage to a house in multiple ways. One of the most common is by chewing on electrical wiring. This damage can lead to short circuits and even fires. Squirrels can also damage roofing and soffits by gnawing on them, and they can damage gutters by blocking them with nesting materials. In addition, squirrels can spread disease by contaminating food sources and saliva. As a result, it's important to take steps to protect your home from these furry pests. How Can … Continue reading...