| Blue Tit (Cyanistes caeruleus) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) |  |
| Common Blackbird (Turdus merula) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Coal Tit (Periparus ater) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Long-tailed Tit (Aegithalos caudatus) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Common Raven (Corvus corax) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Great Tit (Parus major) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Willow Tit (Poecile montanus) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Lesser Spotted Woodpecker (Dendrocopos minor) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2024-02-01 | 2024-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Great Tit (Parus major) | | 2022-02-01 | 2022-01-30 | Breisjøgrenda (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2022-02-01 | 2022-01-30 | Breisjøgrenda (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2022-02-01 | 2022-01-30 | Breisjøgrenda (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2022-02-01 | 2022-01-30 | Breisjøgrenda (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2022-02-01 | 2022-01-30 | Breisjøgrenda (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2021-01-31 | 2021-01-31 | Breisjøgrenda (Oslo, Norway) | |
| Coal Tit (Periparus ater) | | 2021-01-31 | 2021-01-31 | Breisjøgrenda (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-01-31 | 2021-01-31 | Breisjøgrenda (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2021-01-31 | 2021-01-31 | Breisjøgrenda (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2021-01-31 | 2021-01-31 | Breisjøgrenda (Oslo, Norway) | |
| Great Tit (Parus major) | | 2021-01-31 | 2021-01-31 | Breisjøgrenda (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2021-01-31 | 2021-01-31 | Breisjøgrenda (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2021-01-31 | 2021-01-31 | Breisjøgrenda (Oslo, Norway) | |
| Coal Tit (Periparus ater) | | 2020-01-26 | 2020-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2020-01-26 | 2020-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2020-01-26 | 2020-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Great Tit (Parus major) | | 2020-01-26 | 2020-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2020-01-26 | 2020-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2020-01-26 | 2020-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-26 | 2020-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2020-01-26 | 2020-01-25 | Breisjøgrenda (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Coal Tit (Periparus ater) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Great Tit (Parus major) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Willow Tit (Poecile montanus) | | 2019-01-27 | 2019-01-27 | Breisjøgrenda (Oslo, Norway) | |
| Great Tit (Parus major) | | 2018-01-29 | 2018-01-28 | Breisjøgrenda (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-01-29 | 2018-01-28 | Breisjøgrenda (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2018-01-29 | 2018-01-28 | Breisjøgrenda (Oslo, Norway) | |
| Coal Tit (Periparus ater) | | 2018-01-29 | 2018-01-28 | Breisjøgrenda (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-01-29 | 2018-01-28 | Breisjøgrenda (Oslo, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education