The answer to 'why is my fire ant scratching sounds' is that the scratching or rustling sounds are likely caused by the movement and activity of a fire ant colony in or around your home. Fire ants are known for building large, complex nests underground, and the sound of their tunneling and movement can often be heard, especially near the nest.
Fire ants are aggressive insects that can pose a significant threat to both people and pets. Their nests can be difficult to locate and eliminate, and their bites can be painful and cause swelling. If you're hearing persistent scratching or rustling sounds that you suspect are from fire ants, it's best to call a professional pest control technician to inspect your property and recommend the appropriate treatment.