| Crested Tit (Lophophanes cristatus) | | 2024-02-02 | 2024-02-02 | Hallbjønnsekken (Telemark, Norway) |  |
| Great Spotted Woodpecker (Dendrocopos major) | | 2024-02-02 | 2024-02-02 | Hallbjønnsekken (Telemark, Norway) | |
| Willow Tit (Poecile montanus) | | 2024-02-02 | 2024-02-02 | Hallbjønnsekken (Telemark, Norway) | |
| Great Tit (Parus major) | | 2024-02-02 | 2024-02-02 | Hallbjønnsekken (Telemark, Norway) | |
| Nuthatch (Sitta europaea) | | 2024-02-02 | 2024-02-02 | Hallbjønnsekken (Telemark, Norway) | |
| Coal Tit (Periparus ater) | | 2024-02-02 | 2024-02-02 | Hallbjønnsekken (Telemark, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2024-02-02 | 2024-02-02 | Hallbjønnsekken (Telemark, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2021-01-31 | 2021-01-31 | Hallbjønnsekken (Telemark, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2021-01-31 | 2021-01-31 | Hallbjønnsekken (Telemark, Norway) | |
| Great Tit (Parus major) | | 2021-01-31 | 2021-01-31 | Hallbjønnsekken (Telemark, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-01-31 | 2021-01-31 | Hallbjønnsekken (Telemark, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2021-01-31 | 2021-01-31 | Hallbjønnsekken (Telemark, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education