| Blue Tit (Cyanistes caeruleus) | | 2024-01-29 | 2024-01-28 | Bergkrystallen (Oslo, Norway) |  |
| Black-billed Magpie (Pica pica) | | 2024-01-29 | 2024-01-28 | Bergkrystallen (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2024-01-29 | 2024-01-28 | Bergkrystallen (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2024-01-29 | 2024-01-28 | Bergkrystallen (Oslo, Norway) | |
| Great Tit (Parus major) | | 2024-01-29 | 2024-01-28 | Bergkrystallen (Oslo, Norway) | |
| Jackdaw (Corvus monedula) | | 2024-01-29 | 2024-01-28 | Bergkrystallen (Oslo, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2024-01-29 | 2024-01-28 | Bergkrystallen (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Jackdaw (Corvus monedula) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Great Tit (Parus major) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2022-01-31 | 2022-01-23 | Bergkrystallen (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
| Great Tit (Parus major) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
| Jackdaw (Corvus monedula) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2017-02-04 | 2017-01-28 | Bergkrystallen (Oslo, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education