| Blue Tit (Cyanistes caeruleus) | | 2024-01-27 | 2024-01-27 | Alfheim (Troms, Norway) |  |
| Great Tit (Parus major) | | 2024-01-27 | 2024-01-27 | Alfheim (Troms, Norway) | |
| Hooded Crow (Corvus cornix) | | 2024-01-27 | 2024-01-27 | Alfheim (Troms, Norway) | |
| Eurasian Magpie (Pica pica) | | 2024-01-27 | 2024-01-27 | Alfheim (Troms, Norway) | |
| House Sparrow (Passer domesticus) | | 2024-01-27 | 2024-01-27 | Alfheim (Troms, Norway) | |
| Eurasian Magpie (Pica pica) | | 2023-01-29 | 2023-01-29 | Alfheim (Troms, Norway) | |
| House Sparrow (Passer domesticus) | | 2023-01-29 | 2023-01-29 | Alfheim (Troms, Norway) | |
| Hooded Crow (Corvus cornix) | | 2023-01-29 | 2023-01-29 | Alfheim (Troms, Norway) | |
| Great Tit (Parus major) | | 2023-01-29 | 2023-01-29 | Alfheim (Troms, Norway) | |
| Eurasian Magpie (Pica pica) | | 2022-01-29 | 2022-01-29 | Alfheim (Troms, Norway) | |
| Hooded Crow (Corvus cornix) | | 2022-01-29 | 2022-01-29 | Alfheim (Troms, Norway) | |
| House Sparrow (Passer domesticus) | | 2022-01-29 | 2022-01-29 | Alfheim (Troms, Norway) | |
| Eurasian Magpie (Pica pica) | | 2021-02-01 | 2021-01-31 | Alfheim (Troms, Norway) | |
| House Sparrow (Passer domesticus) | | 2021-02-01 | 2021-01-31 | Alfheim (Troms, Norway) | |
| Great Tit (Parus major) | | 2021-02-01 | 2021-01-31 | Alfheim (Troms, Norway) | |
| Hooded Crow (Corvus cornix) | | 2021-02-01 | 2021-01-31 | Alfheim (Troms, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-26 | 2020-01-26 | Alfheim (Troms, Norway) | |
| Eurasian Magpie (Pica pica) | | 2020-01-26 | 2020-01-26 | Alfheim (Troms, Norway) | |
| Rook (Corvus frugilegus) | | 2020-01-26 | 2020-01-26 | Alfheim (Troms, Norway) | |
| Great Tit (Parus major) | | 2020-01-26 | 2020-01-26 | Alfheim (Troms, Norway) | |
| House Sparrow (Passer domesticus) | | 2020-01-26 | 2020-01-26 | Alfheim (Troms, Norway) | |
| House Sparrow (Passer domesticus) | | 2019-01-26 | 2019-01-21 | Alfheim (Troms, Norway) | |
| Eurasian Magpie (Pica pica) | | 2019-01-26 | 2019-01-21 | Alfheim (Troms, Norway) | |
| Great Tit (Parus major) | | 2019-01-26 | 2019-01-21 | Alfheim (Troms, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-26 | 2019-01-21 | Alfheim (Troms, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education