Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2331 | |
| Ornithologist day 2332 | |
| Ornithologist day 2333 | |
| Ornithologist day 2334 | |
| Ornithologist day 2335 | |
| Ornithologist day 2336 |
Ornithologist day in altre lingue
| Russian | День орнитолога |