| Clue | Source | Date |
|---|---|---|
| Beetles look healthy on plant containing trace of magnesium but no potassium | ||
| Beetles that shine | The Telegraph Quick | 26 Jul 2017 |
| Luminescent larvae | New York Times | 24 May 2016 |
| Luminescent larvae | ||
| Luminous larvae | ||
| Bioluminescent beetles | ||
| Fireflies |