Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2363 | |
| Ornithologist day 2364 | |
| Ornithologist day 2365 | |
| Ornithologist day 2366 | |
| Ornithologist day 2367 | |
| Ornithologist day 2368 |
Ornithologist day in altre lingue
| Russian | День орнитолога |