| Blue Tit (Cyanistes caeruleus) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) |  |
| Common Blackbird (Turdus merula) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) | |
| Eurasian Sparrowhawk (Accipiter nisus) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) | |
| Black-billed Magpie (Pica pica) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) | |
| Robin (Erithacus rubecula) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) | |
| Eurasian Woodcock (Scolopax rusticola) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) | |
| House Sparrow (Passer domesticus) | | 2021-02-06 | 2021-01-30 | Kalleberg (Agder, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| Common Blackbird (Turdus merula) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| Eurasian Sparrowhawk (Accipiter nisus) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| Black-billed Magpie (Pica pica) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| Robin (Erithacus rubecula) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| Great Tit (Parus major) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| House Sparrow (Passer domesticus) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-29 | 2020-01-26 | Kalleberg (Agder, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2019-01-29 | 2019-01-26 | Kalleberg (Agder, Norway) | |
| Common Blackbird (Turdus merula) | | 2019-01-29 | 2019-01-26 | Kalleberg (Agder, Norway) | |
| Black-billed Magpie (Pica pica) | | 2019-01-29 | 2019-01-26 | Kalleberg (Agder, Norway) | |
| Robin (Erithacus rubecula) | | 2019-01-29 | 2019-01-26 | Kalleberg (Agder, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2019-01-29 | 2019-01-26 | Kalleberg (Agder, Norway) | |
| Great Tit (Parus major) | | 2019-01-29 | 2019-01-26 | Kalleberg (Agder, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2019-01-29 | 2019-01-26 | Kalleberg (Agder, Norway) | |
| House Sparrow (Passer domesticus) | | 2019-01-29 | 2019-01-26 | Kalleberg (Agder, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-29 | 2019-01-26 | Kalleberg (Agder, Norway) | |
| House Sparrow (Passer domesticus) | | 2018-01-27 | 2018-01-27 | Kalleberg (Agder, Norway) | |
| Common Blackbird (Turdus merula) | | 2018-01-27 | 2018-01-27 | Kalleberg (Agder, Norway) | |
| Coal Tit (Periparus ater) | | 2018-01-27 | 2018-01-27 | Kalleberg (Agder, Norway) | |
| Black-billed Magpie (Pica pica) | | 2018-01-27 | 2018-01-27 | Kalleberg (Agder, Norway) | |
| Robin (Erithacus rubecula) | | 2018-01-27 | 2018-01-27 | Kalleberg (Agder, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2018-01-27 | 2018-01-27 | Kalleberg (Agder, Norway) | |
| Great Tit (Parus major) | | 2018-01-27 | 2018-01-27 | Kalleberg (Agder, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2018-01-27 | 2018-01-27 | Kalleberg (Agder, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-01-27 | 2018-01-27 | Kalleberg (Agder, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| House Sparrow (Passer domesticus) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Great Tit (Parus major) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Robin (Erithacus rubecula) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Black-billed Magpie (Pica pica) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Nuthatch (Sitta europaea) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Coal Tit (Periparus ater) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Common Blackbird (Turdus merula) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Eurasian Collared Dove (Streptopelia decaocto) | | 2017-01-30 | 2017-01-28 | Kalleberg (Agder, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2016-01-31 | 2016-01-31 | Kalleberg (Agder, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education