| Clue | Source | Date |
|---|---|---|
| Variety of fauna and flora in a habitat (12) | ||
| Doctor visited Rio, taken in by ecological variety | The Times Cryptic | 13 Feb 2024 |
| Nature's rich mixture: ‘obi' clued cryptically? | ||
| One boy's drive — it transformed ecological variety | The Times Cryptic | 11 Apr 2016 |