Most people think moths are annoying little pests, aimlessly loitering around the house, getting in the way of vital TV viewing and essential cooking for the family. But the real problem they indicate by lurking around your home is a lot more serious.

Think back to all those cosy cashmere jumpers and dresses you bought last winter to snuggle up in on cold London days, that expensive (but worth it) silk dress your daughter wore to her prom a couple of years ago, the beautiful fur trimmed...