| Eurasian Tree Sparrow (Passer montanus) | | 2022-01-31 | 2022-01-30 | Asker (Akershus, Norway) |  |
| Great Tit (Parus major) | | 2022-01-31 | 2022-01-30 | Asker (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2022-01-31 | 2022-01-30 | Asker (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2022-01-31 | 2022-01-30 | Asker (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2022-01-31 | 2022-01-30 | Asker (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2022-01-31 | 2022-01-30 | Asker (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2022-01-31 | 2022-01-30 | Asker (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2021-02-01 | 2021-01-31 | Asker (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2021-02-01 | 2021-01-31 | Asker (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2021-02-01 | 2021-01-31 | Asker (Akershus, Norway) | |
| Common Blackbird (Turdus merula) | | 2021-02-01 | 2021-01-31 | Asker (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2021-02-01 | 2021-01-31 | Asker (Akershus, Norway) | |
| Robin (Erithacus rubecula) | | 2021-02-01 | 2021-01-31 | Asker (Akershus, Norway) | |
| Ring Ouzel (Turdus torquatus) | | 2021-02-01 | 2021-01-31 | Asker (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2021-02-01 | 2021-01-31 | Asker (Akershus, Norway) | |
| Great Tit (Parus major) | | 2021-02-01 | 2021-01-31 | Asker (Akershus, Norway) | |
| Robin (Erithacus rubecula) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| Hawfinch (Coccothraustes coccothraustes) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| Great Tit (Parus major) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-01-27 | 2019-01-27 | Asker (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| Great Tit (Parus major) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| Robin (Erithacus rubecula) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| Common Blackbird (Turdus merula) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2018-01-29 | 2018-01-28 | Asker (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Blackcap (Sylvia atricapilla) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Hawfinch (Coccothraustes coccothraustes) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Great Tit (Parus major) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Common Blackbird (Turdus merula) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2017-01-29 | 2017-01-29 | Asker (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education