| Blue Tit (Cyanistes caeruleus) | | 2021-02-01 | 2021-01-31 | Bergsgrende 411 (Innlandet, Norway) |  |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2021-02-01 | 2021-01-31 | Bergsgrende 411 (Innlandet, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2021-02-01 | 2021-01-31 | Bergsgrende 411 (Innlandet, Norway) | |
| Willow Tit (Poecile montanus) | | 2021-02-01 | 2021-01-31 | Bergsgrende 411 (Innlandet, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2021-02-01 | 2021-01-31 | Bergsgrende 411 (Innlandet, Norway) | |
| Great Tit (Parus major) | | 2021-02-01 | 2021-01-31 | Bergsgrende 411 (Innlandet, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-02-01 | 2021-01-31 | Bergsgrende 411 (Innlandet, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education