Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2022 | |
| Ornithologist day 2023 | |
| Ornithologist day 2024 | |
| Ornithologist day 2025 | |
| Ornithologist day 2026 | |
| Ornithologist day 2027 |
Ornithologist day in altre lingue
| Russian | День орнитолога |