One of the noisy neighbours you can ever have are squirrel and if you have ever had then infiltrate your attic, then you must know this far too well. These creatures make such deafening racket notwithstanding the fact that they are such voracious chewers making them some of the worst destructive pests in any attic. The article provided below by http://nuisancewildlife.ca shows you some basic ideas on how to get rid of squirrels from your attic