The answer to 'why is my ant scratching sounds' is that the scratching or rustling noises are likely caused by the movement and activity of ants within the walls or structure of your home. Ants make these sounds as they build nests, forage for food, and move around inside the walls or attic spaces.
The scratching or rustling sounds can be a sign of an ant infestation, and it's important to address the problem quickly to prevent the ants from causing further damage or spreading to other areas of your home. If the sounds are persistent or getting louder, it's a good idea to call a professional pest control technician to inspect your home and recommend the best course of action.