How To Know What Animal Is In Your Walls. They’ll quickly and safely handle all of your pest problems, including the disposal of dead creatures. The first suspect is always a mouse or even a rat, but you would be surprised at the type of animals you can have inside your walls.
Verify the dead animal is in your walls and not somewhere that you can easily remove it. Mice, rats and squirrels have the uncanny ability to find tiny openings and enter your home and then chew their way through walls, electrical cords or anything else that might be in their path. Squirrels are most active during the daytime;
You can hear their feet or claws.
Verify the dead animal is in your walls and not somewhere that you can easily remove it. Signs of animal life, coupled with a strong odor or insects, are most likely signs the animal is dead. You are facing serious health risks from it. There are signs you may have this problem: