Silverfish (Lepisma saccharinum)
Silverfish are primitive (possibly originating more than 400 million years ago), wingless insect, belonging to the order Zygentoma, part of the class Insecta.
They are nocturnal, living in houses, frequenting damp places, such as the bathroom or kitchen. They feed on sugar and starch, found in such things as paper, book bindings, soap residues and dust, and can be quite destructive. They can live for up to a year without food as long as water is available.
The Silverfish has a wingless tapering silvery body, 13 – 25mm long, long antennae and three tail bristles, comprising of 2 cerci and a central terminal filament. It is covered in silvery scales. They live for up to 3 years.