| Clue | Source | Date |
|---|---|---|
| Bug empire's ruling family? | Wall Street Journal | 09 Jan 2019 |
| Bug empire's ruling family? | ||
| Rule by generations of insects? | LA Times Daily | 25 May 2018 |
| Rule by generations of insects? | The Washington Post | 25 May 2018 |
| Rule by generations of insects? |