The answer to 'spider scratching sounds' is that the noises are likely caused by spiders moving around inside your home. This is a common issue that homeowners often encounter, especially in older buildings or during the warmer months. The scratching sounds are typically made by spiders as they move across surfaces, build webs, or search for food.
While the sounds may be unsettling, they are usually not a sign of a major infestation. However, if the noises persist or you notice an increase in spider activity, it's best to take action to address the problem. This may involve using DIY pest control methods, such as sealing entry points, using natural repellents, or setting traps. If the issue continues or you're unable to locate the source of the sounds, it's recommended to contact a professional pest control technician who can properly identify and treat the problem.