| 1966 | 1966 | 1972 | 1972 | 1993 |
 |
 |
 |
 |
 |
| SG 198 | SG 201 | SG 392 | SG 393 | SG 1850 |
| Scott 195 | Scott 198 | Scott 381 | Scott 382 | Scott 1870e |
| Imperf | Imperf | MS | ||
| Stylised Owl | Stylised Owl | Stylised Owl | Stylised Owl | Short Eared Owl |
| 1997 | 1997 | 2002 | 2013 |
 |
 |
 |
 |
| SG 2771 | SG 2772 | SG 3688 | SG |
| Scott 2251 | Scott 2252 | Scott 2620 | Scott |
| Sheet | |||
| Spectacled Owl | Buffy Fish Owl | Short Eared Owl | Short Eared Owl |
| 2013 | 2013 |
 |
 |
| SG | SG |
| Scott | Scott |
| Short Eared Owls | Short Eared Owls |
| 2014 | 2014 | 2014 |
 |
 |
 |
| SG | SG | SG |
| Scott | Scott | Scott |
| Sheet | Sheet | Sheet |
| Oriental Bay Owl & Brown Wood Owl | Boreal Owl & Brown Fish Owl | Short Eared Owl |
| 2014 | 2014 |
 |
 |
| SG | SG |
| Scott | Scott |
| Barn Owls, Indian Eagle Owl & Mottled Wood Owl | Short Eared Owl |
| 2014 | 2014 |
 |
 |
| SG | SG |
| Scott | Scott |
| Short Eared Owls | Short Eared Owls |
| 2015 | 2015 |
 |
 |
| SG | SG |
| Scott | Scott |
| Indian Scops Owl, Spotted Owlet, Tawny Fish Owl, Tawny Fish Owl & Rock Eagle Owl | Indian Eagle Owls & Short Eared Owl |