| Blue Tit (Cyanistes caeruleus) | | 2024-01-30 | 2024-01-27 | Korsvollbakken (Oslo, Norway) |  |
| Common Blackbird (Turdus merula) | | 2024-01-30 | 2024-01-27 | Korsvollbakken (Oslo, Norway) | |
| European Goldfinch (Carduelis carduelis) | | 2024-01-30 | 2024-01-27 | Korsvollbakken (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2024-01-30 | 2024-01-27 | Korsvollbakken (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2024-01-30 | 2024-01-27 | Korsvollbakken (Oslo, Norway) | |
| Great Tit (Parus major) | | 2024-01-30 | 2024-01-27 | Korsvollbakken (Oslo, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2024-01-30 | 2024-01-27 | Korsvollbakken (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2024-01-30 | 2024-01-27 | Korsvollbakken (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2023-01-30 | 2023-01-29 | Korsvollbakken (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2023-01-30 | 2023-01-29 | Korsvollbakken (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2023-01-30 | 2023-01-29 | Korsvollbakken (Oslo, Norway) | |
| Robin (Erithacus rubecula) | | 2023-01-30 | 2023-01-29 | Korsvollbakken (Oslo, Norway) | |
| Blackcap (Sylvia atricapilla) | | 2023-01-30 | 2023-01-29 | Korsvollbakken (Oslo, Norway) | |
| Great Tit (Parus major) | | 2023-01-30 | 2023-01-29 | Korsvollbakken (Oslo, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2023-01-30 | 2023-01-29 | Korsvollbakken (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2023-01-30 | 2023-01-29 | Korsvollbakken (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2022-01-31 | 2022-01-30 | Korsvollbakken (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2022-01-31 | 2022-01-30 | Korsvollbakken (Oslo, Norway) | |
| Roe Deer (Capreolus capreolus) | | 2022-01-31 | 2022-01-30 | Korsvollbakken (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2022-01-31 | 2022-01-30 | Korsvollbakken (Oslo, Norway) | |
| Great Tit (Parus major) | | 2022-01-31 | 2022-01-30 | Korsvollbakken (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2022-01-31 | 2022-01-30 | Korsvollbakken (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2022-01-31 | 2022-01-30 | Korsvollbakken (Oslo, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2022-01-31 | 2022-01-30 | Korsvollbakken (Oslo, Norway) | |
| Brambling (Fringilla montifringilla) | | 2022-01-31 | 2022-01-30 | Korsvollbakken (Oslo, Norway) | |
| Robin (Erithacus rubecula) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| European Goldfinch (Carduelis carduelis) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| Roe Deer (Capreolus capreolus) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| Great Tit (Parus major) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2021-02-01 | 2021-01-31 | Korsvollbakken (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2020-01-27 | 2020-01-25 | Korsvollbakken (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2020-01-27 | 2020-01-25 | Korsvollbakken (Oslo, Norway) | |
| Great Tit (Parus major) | | 2020-01-27 | 2020-01-25 | Korsvollbakken (Oslo, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2020-01-27 | 2020-01-25 | Korsvollbakken (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2020-01-27 | 2020-01-25 | Korsvollbakken (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2020-01-27 | 2020-01-25 | Korsvollbakken (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-27 | 2020-01-25 | Korsvollbakken (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2020-01-27 | 2020-01-25 | Korsvollbakken (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2019-02-01 | 2019-01-31 | Korsvollbakken (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-02-01 | 2019-01-31 | Korsvollbakken (Oslo, Norway) | |
| Moose (Alces alces) | | 2019-02-01 | 2019-01-31 | Korsvollbakken (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2019-02-01 | 2019-01-31 | Korsvollbakken (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-02-01 | 2019-01-31 | Korsvollbakken (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2019-02-01 | 2019-01-31 | Korsvollbakken (Oslo, Norway) | |
| Roe Deer (Capreolus capreolus) | | 2019-02-01 | 2019-01-31 | Korsvollbakken (Oslo, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education