| Great Tit (Parus major) | | 2021-02-11 | 2021-01-30 | | Nord-Tosterud, Feiring (Akershus, Norway) |  |
| Blue Tit (Cyanistes caeruleus) | | 2021-02-11 | 2021-01-30 |  | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Common Blackbird (Turdus merula) | | 2021-02-11 | 2021-01-30 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-02-11 | 2021-01-30 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2021-02-11 | 2021-01-30 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-02-03 | 2019-02-01 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-02-03 | 2019-02-01 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Great Tit (Parus major) | | 2019-02-03 | 2019-02-01 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2019-02-03 | 2019-02-01 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2019-02-03 | 2019-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Great Tit (Parus major) | | 2019-02-03 | 2019-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-02-03 | 2019-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2019-02-03 | 2019-01-26 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-01-28 | 2018-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-01-28 | 2018-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2018-01-28 | 2018-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2018-01-28 | 2018-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Great Tit (Parus major) | | 2018-01-28 | 2018-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2014-01-26 | 2014-01-26 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2014-01-26 | 2014-01-26 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Great Tit (Parus major) | | 2014-01-26 | 2014-01-26 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2014-01-26 | 2014-01-26 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2014-01-26 | 2014-01-26 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2014-01-26 | 2014-01-26 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2013-01-27 | 2013-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Great Tit (Parus major) | | 2013-01-27 | 2013-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2013-01-27 | 2013-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2013-01-27 | 2013-01-27 | | Nord-Tosterud, Feiring (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education