| Blue Tit (Cyanistes caeruleus) | | 2021-01-30 | 2021-01-30 | Nedre Sjusjøåsen 36 (Buskerud, Norway) |  |
| Willow Tit (Poecile montanus) | | 2021-01-30 | 2021-01-30 | Nedre Sjusjøåsen 36 (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2021-01-30 | 2021-01-30 | Nedre Sjusjøåsen 36 (Buskerud, Norway) | |
| Siberian Jay (Perisoreus infaustus) | | 2021-01-30 | 2021-01-30 | Nedre Sjusjøåsen 36 (Buskerud, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-01-30 | 2021-01-30 | Nedre Sjusjøåsen 36 (Buskerud, Norway) | |
| Coal Tit (Periparus ater) | | 2021-01-30 | 2021-01-30 | Nedre Sjusjøåsen 36 (Buskerud, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education