BORERS
| Date | Clue |
|---|---|
| 2019-01-15 | Termites and drills |
| 2018-06-23 | Tunneling machines |
| 2014-07-05 | Orchard menaces |
| 2013-02-27 | Wood-damaging insects |
| 2008-03-09 | Insects found in trunks |
| 2006-05-14 | Bugs that live in trees |
| 2003-02-15 | Damaging insects |
| 2002-03-08 | Shipworms, e.g. |