| 2004 |
 |
| Imperf |
| Four Unidentified Owls |
| 2004 |
 |
| Unidentified Owl, Snowy Owls & Eagle Owl |
| 2005 |
 |
| Imperf |
| Unidentified Owl, Eagle Owl, Unidentified Owl, Barn Owl & Long Eared Owl |
| 2005 |
 |
| Imperf |
| Snowy Owl |
| 2005 |
 |
| Imperf |
| Unidentified Owls except for Snowy Owl |
| 2008 |
 |
| Asian Bay Owl |
| 2008 | 2009 |
 |
 |
| African Grass Owl | Grass Owl |
| 2009 | 2009 | 2009 |
 |
 |
 |
| Sheet | Sheet | Sheet |
| Imperf | ||
| Bruce's Scops Owl & Scops Owl | Eagle Owl & Blakiston's Fish Owl | Long Eared Owl |
| 2009 | 2009 | 2009 | 2009 | 2011 | 2011 | 2011 | 2011 |
 |
 |
 |
 |
 |
 |
 |
 |
| Sheet | Sheet | Sheet | Sheet | Sheet | Sheet | Sheet | Sheet |
| Imperf | Imperf | Imperf | Imperf | ||||
| Boreal Owl | Long Eared Owl | Short Eared Owl | Great Gray Owl | Unidentified Owl | Unidentified Owl | Unidentified Owl | Unidentified Owl |
| 2009 |
 |
| Unidentified Owls |
| 2009 |
 |
| Unidentified Owls |
| 2010 | 2014 |
 |
 |
| Indian Eagle Owl | Unidentified & Stylized Owls |
| 2014 |
 |
| Unidentified & Stylized Owls |