The answer to 'why is my silverfish droppings' is that silverfish are common household pests that leave behind small, dark droppings as a sign of their presence. Silverfish feed on cellulose-based materials like paper, cardboard, and fabrics, and their droppings are one of the primary indicators that you have a silverfish infestation in your home.
Silverfish droppings are typically found in damp, dark areas like bathrooms, kitchens, and basements where silverfish tend to congregate. The droppings are small, round, and black or brown in color, and they may be scattered or clustered in areas where silverfish have been active.