Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2351 | |
| Ornithologist day 2352 | |
| Ornithologist day 2353 | |
| Ornithologist day 2354 | |
| Ornithologist day 2355 | |
| Ornithologist day 2356 |
Ornithologist day in altre lingue
| Russian | День орнитолога |