ADDERS
| Date | Clue |
|---|---|
| 2023-12-05 | Some venomous snakes |
| 2020-12-08 | Venomous snakes with zigzag patterns on their backs |
| 2020-09-28 | Venomous vipers |
| 2019-11-27 | Venomous vipers |
| 2017-11-26 | Dangerous vipers |
| 2017-09-17 | Poisonous snakes |
| 2008-01-30 | Milk snakes |
| 2006-03-05 | Puff ___ (Old World menaces) |
| 2005-07-02 | ___-tongue (small fern) |
| 2002-08-22 | Dangerous biters |
| 1997-10-12 | Bean counters |
| 1997-03-25 | Common vipers |
| 1996-09-23 | Venomous vipers |
| 1995-10-01 | Vipers |
| 1995-02-19 | Abaci |