| Blue Tit (Cyanistes caeruleus) | | 2021-02-02 | 2021-01-31 | Alværn (Akershus, Norway) |  |
| Common Blackbird (Turdus merula) | | 2021-02-02 | 2021-01-31 | Alværn (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2021-02-02 | 2021-01-31 | Alværn (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-02-02 | 2021-01-31 | Alværn (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2021-02-02 | 2021-01-31 | Alværn (Akershus, Norway) | |
| Great Tit (Parus major) | | 2021-02-02 | 2021-01-31 | Alværn (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Fieldfare (Turdus pilaris) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Great Tit (Parus major) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Robin (Erithacus rubecula) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Bohemian Waxwing (Bombycilla garrulus) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Common Blackbird (Turdus merula) | | 2020-01-28 | 2020-01-25 | Alværn (Akershus, Norway) | |
| Willow Tit (Poecile montanus) | | 2016-01-31 | 2016-01-30 | Alværn (Akershus, Norway) | |
| Black-billed Magpie (Pica pica) | | 2016-01-31 | 2016-01-30 | Alværn (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2016-01-31 | 2016-01-30 | Alværn (Akershus, Norway) | |
| Great Tit (Parus major) | | 2016-01-31 | 2016-01-30 | Alværn (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2016-01-31 | 2016-01-30 | Alværn (Akershus, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2016-01-31 | 2016-01-30 | Alværn (Akershus, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2016-01-31 | 2016-01-30 | Alværn (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education