SKUA
| Date | Clue |
|---|---|
| 2026-05-07 | Arctic seabird nicknamed "aerial pirate" |
| 2019-07-10 | Arctic seabird |
| 2015-01-19 | Arctic seabird |
| 2009-11-17 | Arctic seabird |
| 2008-06-08 | Arctic bird |
| 2007-11-28 | Gull-like predator |
| 2007-05-02 | Arctic bird |
| 2005-03-09 | Gull-like predator |
| 2004-10-31 | Arctic gull |
| 2002-08-01 | Antarctic flier |
| 2002-06-29 | Gull-like bird |
| 1999-01-18 | Arctic bird |
| 1997-08-02 | Rapacious seabird |
| 1996-06-23 | Gull-like bird |