One of the mysteries of the English language finally explained.
A free-swimming bivalve mollusc, the shell of which is typically white and has a rough, ribbed external surface.
- ‘The crab was presumably going to try to break it open as soon as possible, but the file shell's acid secretions may have permitted a last-minute escape.’
- ‘A spiny file shell can use its foot to bounce up from the bottom and can swim, but file shells have no eyes.’
- ‘The file shell, like the scallop, can move very rapidly by clapping its shells together.’
Top tips for CV writingRead more
In this article we explore how to impress employers with a spot-on CV.