The answer to 'why is my pest damage' is that pest damage can be caused by a variety of pests, including insects, rodents, and other animals. Common signs of pest damage include chewed or damaged materials, droppings, nests, and visible pests. The specific causes and solutions will depend on the type of pest involved.
If you're dealing with pest damage, it's important to identify the pest and address the underlying issue. Some pest problems can be handled through DIY methods like sealing entry points, using traps, or applying targeted pesticides. However, more severe infestations or difficult-to-treat pests may require the expertise of a professional pest control technician.