Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2378 | |
| Ornithologist day 2379 | |
| Ornithologist day 2380 | |
| Ornithologist day 2381 | |
| Ornithologist day 2382 | |
| Ornithologist day 2383 |
Ornithologist day in altre lingue
| Russian | День орнитолога |