| Clue | Source | Date |
|---|---|---|
| Flatworm larva. (5) | ||
| One giving help over a form of parasite | ||
| Assistant brought up young parasitic worm | ||
| Parasitic larva touching a hand recoiled | ||
| Parasitic larva of flukes | The Telegraph General Knowledge | 15 May 2016 |
| Nearly 12 again, which would be a fluke | ||
| Fluke larva |