| Clue | Source | Date |
|---|---|---|
| Suffer rapid losses as fiefdom abruptly collapses | ||
| Cross the great divide one by one, removing violins from field of vision | Irish Times Crosaire | 13 Feb 2021 |
| Go extinct | New York Times | 04 Nov 2020 |
| Perish in large numbers | The Times Concise | 17 Sep 2019 |
| Go extinct | Universal | 16 Aug 2018 |
| Become extinct | Universal | 22 Jul 2018 |
| Become extinct | ||
| Go extinct | ||
| Become extinct | The Times Concise | 19 Feb 2016 |
| Get closer to extinction | ||
| Become extinct | ||
| Go from endangered to extinct | ||
| Become extinct | ||
| Become extinct, e.g. | ||
| Go extinct | ||
| Populations may do it | ||
| Go extinct | ||
| Become extinct | ||
| Go pffft |