| Blue Tit (Cyanistes caeruleus) | | 2024-02-02 | 2024-02-01 | Skillinghaug (Akershus, Norway) |  |
| Crested Tit (Lophophanes cristatus) | | 2024-02-02 | 2024-02-01 | Skillinghaug (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2024-02-02 | 2024-02-01 | Skillinghaug (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2024-02-02 | 2024-02-01 | Skillinghaug (Akershus, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2024-02-02 | 2024-02-01 | Skillinghaug (Akershus, Norway) | |
| Great Tit (Parus major) | | 2024-02-02 | 2024-02-01 | Skillinghaug (Akershus, Norway) | |
| Willow Tit (Poecile montanus) | | 2024-02-02 | 2024-02-01 | Skillinghaug (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2024-02-02 | 2024-02-01 | Skillinghaug (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2023-01-29 | 2023-01-29 | Skillinghaug (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2023-01-29 | 2023-01-29 | Skillinghaug (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2023-01-29 | 2023-01-29 | Skillinghaug (Akershus, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2023-01-29 | 2023-01-29 | Skillinghaug (Akershus, Norway) | |
| Great Tit (Parus major) | | 2023-01-29 | 2023-01-29 | Skillinghaug (Akershus, Norway) | |
| Green Woodpecker (Picus viridis) | | 2023-01-29 | 2023-01-29 | Skillinghaug (Akershus, Norway) | |
| Willow Tit (Poecile montanus) | | 2023-01-29 | 2023-01-29 | Skillinghaug (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2023-01-29 | 2023-01-29 | Skillinghaug (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2022-01-31 | 2022-01-30 | Skillinghaug (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2022-01-31 | 2022-01-30 | Skillinghaug (Akershus, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2022-01-31 | 2022-01-30 | Skillinghaug (Akershus, Norway) | |
| Great Tit (Parus major) | | 2022-01-31 | 2022-01-30 | Skillinghaug (Akershus, Norway) | |
| Willow Tit (Poecile montanus) | | 2022-01-31 | 2022-01-30 | Skillinghaug (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2022-01-31 | 2022-01-30 | Skillinghaug (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2022-01-31 | 2022-01-30 | Skillinghaug (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2021-02-13 | 2021-01-07 | Skillinghaug (Akershus, Norway) | |
| Crested Tit (Lophophanes cristatus) | | 2021-02-13 | 2021-01-07 | Skillinghaug (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2021-02-13 | 2021-01-07 | Skillinghaug (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-02-13 | 2021-01-07 | Skillinghaug (Akershus, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2021-02-13 | 2021-01-07 | Skillinghaug (Akershus, Norway) | |
| Great Tit (Parus major) | | 2021-02-13 | 2021-01-07 | Skillinghaug (Akershus, Norway) | |
| Willow Tit (Poecile montanus) | | 2021-02-13 | 2021-01-07 | Skillinghaug (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2021-02-13 | 2021-01-07 | Skillinghaug (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2020-01-26 | 2020-01-26 | Skillinghaug (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-26 | 2020-01-26 | Skillinghaug (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2020-01-26 | 2020-01-26 | Skillinghaug (Akershus, Norway) | |
| Willow Tit (Poecile montanus) | | 2020-01-26 | 2020-01-26 | Skillinghaug (Akershus, Norway) | |
| Great Tit (Parus major) | | 2020-01-26 | 2020-01-26 | Skillinghaug (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2020-01-26 | 2020-01-26 | Skillinghaug (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2020-01-26 | 2020-01-26 | Skillinghaug (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2013-01-27 | 2013-01-27 | Skillinghaug (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2013-01-27 | 2013-01-27 | Skillinghaug (Akershus, Norway) | |
| Crested Tit (Lophophanes cristatus) | | 2013-01-27 | 2013-01-27 | Skillinghaug (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2013-01-27 | 2013-01-27 | Skillinghaug (Akershus, Norway) | |
| Great Tit (Parus major) | | 2013-01-27 | 2013-01-27 | Skillinghaug (Akershus, Norway) | |
| Willow Tit (Poecile montanus) | | 2013-01-27 | 2013-01-27 | Skillinghaug (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2013-01-27 | 2013-01-27 | Skillinghaug (Akershus, Norway) | |
| Hawfinch (Coccothraustes coccothraustes) | | 2012-05-13 | 2012-05-13 | Skillinghaug (Akershus, Norway) | |
| Wood Pigeon (Columba palumbus) | | 2012-05-13 | 2012-05-13 | Skillinghaug (Akershus, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2012-05-13 | 2012-05-13 | Skillinghaug (Akershus, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2012-05-13 | 2012-05-13 | Skillinghaug (Akershus, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2012-05-13 | 2012-05-13 | Skillinghaug (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education