| Nuthatch (Sitta europaea) | | 2024-01-29 | 2024-01-29 | Ovri (Akershus, Norway) |  |
| Black-billed Magpie (Pica pica) | | 2024-01-29 | 2024-01-29 | Ovri (Akershus, Norway) | |
| Great Tit (Parus major) | | 2024-01-29 | 2024-01-29 | Ovri (Akershus, Norway) | |
| Jackdaw (Corvus monedula) | | 2024-01-29 | 2024-01-29 | Ovri (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2024-01-29 | 2024-01-29 | Ovri (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2024-01-29 | 2024-01-29 | Ovri (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2024-01-29 | 2024-01-29 | Ovri (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2023-02-04 | 2023-02-03 | Ovri (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2023-02-04 | 2023-02-03 | Ovri (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2023-02-04 | 2023-02-03 | Ovri (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2023-02-04 | 2023-02-03 | Ovri (Akershus, Norway) | |
| Hooded Crow (Corvus cornix) | | 2023-02-04 | 2023-02-03 | Ovri (Akershus, Norway) | |
| Great Tit (Parus major) | | 2023-02-04 | 2023-02-03 | Ovri (Akershus, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2023-02-04 | 2023-02-03 | Ovri (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2023-02-04 | 2023-02-03 | Ovri (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2022-02-02 | 2022-02-02 | Ovri (Akershus, Norway) | |
| Brambling (Fringilla montifringilla) | | 2022-02-02 | 2022-02-02 | Ovri (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2022-02-02 | 2022-02-02 | Ovri (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2022-02-02 | 2022-02-02 | Ovri (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2022-02-02 | 2022-02-02 | Ovri (Akershus, Norway) | |
| Great Tit (Parus major) | | 2022-02-02 | 2022-02-02 | Ovri (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2022-02-02 | 2022-02-02 | Ovri (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2022-02-02 | 2022-02-02 | Ovri (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-27 | 2020-01-27 | Ovri (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2020-01-27 | 2020-01-27 | Ovri (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2020-01-27 | 2020-01-27 | Ovri (Akershus, Norway) | |
| Great Tit (Parus major) | | 2020-01-27 | 2020-01-27 | Ovri (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2020-01-27 | 2020-01-27 | Ovri (Akershus, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2020-01-27 | 2020-01-27 | Ovri (Akershus, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2020-01-27 | 2020-01-27 | Ovri (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2020-01-27 | 2020-01-27 | Ovri (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2020-01-27 | 2020-01-27 | Ovri (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2019-01-28 | 2019-01-21 | Ovri (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-01-28 | 2019-01-21 | Ovri (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2019-01-28 | 2019-01-21 | Ovri (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-28 | 2019-01-21 | Ovri (Akershus, Norway) | |
| Great Tit (Parus major) | | 2019-01-28 | 2019-01-21 | Ovri (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2019-01-28 | 2019-01-21 | Ovri (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2019-01-28 | 2019-01-21 | Ovri (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education