Wildlife such as opossums and squirrels can do great damage to your home. They do harm to the structure of your home and create entry points for other pests.
Much damage can be done, such as:
Chew through electrical wiring causing a fire hazard
Tear through insulation and drywall
Destruction of belongings
Signs of wildlife animals in your residence or business:
Droppings left behind
Noises in your walls or ceiling
Foul odors from dead animals in your walls, ceilings or attic