Mice typically use the same routes over and over again. Even if you don’t spot them with your own two eyes, you can still zero in on a mouse invasion if you spot the following signs of evidence: In that case, it's obvious that you have a mouse problem. Perhaps you've even spotted one crawling along a rafter or down the bricks of your fireplace. Maybe you've heard sounds within the walls and under the floorboards as you fall asleep or wake in the middle of the night – that could very well be the sound of mice forging trails through your home. If holes have appeared in food bags that you've left on the counter overnight, your kitchen might have been visited by a family of mice. If you are not sure if your problem are mice, check out our Solution Finder to help you identify and solve your rodent problem. The following article will cover the steps you must take when there's evidence of mice in your home, including what to do about mice or rats in crawl spaces and live or dead mice in walls, as well as how to remove rodents from air ducts. Mice can climb walls and slip through holes the size of a small coin, so there's really no stopping them if they go undetected. When mice infest a home, they'll generally use the darkest corridors – such as air ducts, crawl spaces and wall cavities – to run around in search of food. Mice are drawn to homes for three simple reasons: Houses are warm, safe and stocked with food.

Dead animal rot in your crawl space