| 2025-07-13 | Birdlike |
| 2025-06-30 | Birdlike |
| 2025-06-25 | Bird-related |
| 2025-02-02 | For the birds |
| 2024-08-01 | Like a kite |
| 2021-11-13 | Like white-eyes and wheatears |
| 2020-10-01 | Like rails and stilts |
| 2020-09-29 | Like the modern descendants of dinosaurs |
| 2020-06-21 | Flighty? |
| 2020-05-22 | Like some kites |
| 2019-06-04 | Birdlike |
| 2019-06-02 | Like ornithologists' studies |
| 2017-09-20 | Bird-related |
| 2017-02-07 | Bird-related |
| 2016-05-02 | Birdlike |
| 2015-11-10 | Like Audubon's subjects |
| 2015-08-14 | For the birds? |
| 2015-03-25 | Like fine feathered friends |
| 2014-09-10 | For the birds? |
| 2013-03-13 | Ornithology-related |
| 2012-08-07 | Birdlike |
| 2011-11-29 | Birdlike |
| 2011-03-09 | ___ flu |
| 2010-07-26 | Bird-related |
| 2009-11-22 | Of interest to ornithologists |
| 2009-05-11 | Bird-related |
| 2009-01-06 | Bird-related |
| 2007-11-05 | Birdlike |
| 2007-09-11 | Bird-related |
| 2006-08-25 | Like some zoo collections |
| 2006-07-30 | Feathered, say |
| 2004-06-30 | Like hawks and auks |
| 2004-06-24 | Peckish? |
| 2004-05-24 | Birdlike |
| 2004-03-20 | For the birds |
| 2002-12-23 | Bird-related |
| 2002-07-24 | Like bustards and buzzards |
| 2002-07-04 | Like many nest-builders |
| 2002-05-22 | For the birds? |
| 2002-01-16 | Of interest to bird-watchers |
| 2001-04-24 | Winged |
| 2000-01-09 | Of interest to Audubon |
| 1998-10-20 | For the birds? |
| 1998-09-23 | Like Audubon's interests |
| 1998-07-21 | Birdlike |
| 1998-06-03 | For the birds? |
| 1998-03-26 | Like a roc |
| 1997-10-01 | Birdy |
| 1997-07-09 | Birdy |
| 1997-02-20 | Birdlike |
| 1995-07-22 | Like a shrike, e.g. |
| 1995-07-16 | For the birds |
| 1995-03-26 | Birdlike |
| 1995-01-10 | Birdlike |
| 1994-05-11 | Birdy? |