Thysaneura
Your insect is probably a silverfish
Fact file
Order: Thysaneura
Body length: 2 - 22mm
Species: World - 370, UK - 2
You have probably seen a silverfish scurrying around your bathroom or kitchen. They are small, fast moving and often covered with silver scales, giving them their fishy appearance. These species are pests and feed on flour, textiles, paper, and wallpaper paste.
