| 1995 | 1997 | 1997 | 1998 | 1999 | 2008 | 2014 |
 |
 |
 |
 |
 |
 |
 |
| SG 1856 | SG 1897 | SG 1929 | SG 1943 | SG 1980 | SG 2606 | SG |
| Scott 1109 | Scott 1146 | Scott 1168f | Scott 1180 | Scott 1213 | Scott 1660 | Scott |
| Imperf | Sheet | |||||
| Great Horned Owl | Stylised Owl | Cuban Screech Owl | Stylised Owl | Stylised Owl | Long Whiskered Owlet | Pacific Pygmy Owl |
| 2009 |
 |
| SG MS2676 |
| Scott 1717 |
| Ferruginous Pygmy Owl |