| Blue Tit (Cyanistes caeruleus) | | 2021-01-31 | 2021-01-24 | Skjørdal (Vestfold, Norway) |  |
| Common Blackbird (Turdus merula) | | 2021-01-31 | 2021-01-24 | Skjørdal (Vestfold, Norway) | |
| Eurasian Sparrowhawk (Accipiter nisus) | | 2021-01-31 | 2021-01-24 | Skjørdal (Vestfold, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-01-31 | 2021-01-24 | Skjørdal (Vestfold, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2021-01-31 | 2021-01-24 | Skjørdal (Vestfold, Norway) | |
| Great Tit (Parus major) | | 2021-01-31 | 2021-01-24 | Skjørdal (Vestfold, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2021-01-31 | 2021-01-24 | Skjørdal (Vestfold, Norway) | |
| Willow Tit (Poecile montanus) | | 2021-01-31 | 2021-01-24 | Skjørdal (Vestfold, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2021-01-31 | 2021-01-24 | Skjørdal (Vestfold, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-28 | 2019-01-24 | Skjørdal (Vestfold, Norway) | |
| Willow Tit (Poecile montanus) | | 2019-01-28 | 2019-01-24 | Skjørdal (Vestfold, Norway) | |
| Great Tit (Parus major) | | 2019-01-28 | 2019-01-24 | Skjørdal (Vestfold, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2019-01-28 | 2019-01-24 | Skjørdal (Vestfold, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-01-28 | 2019-01-24 | Skjørdal (Vestfold, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2017-01-29 | 2017-01-26 | Skjørdal (Vestfold, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2017-01-29 | 2017-01-26 | Skjørdal (Vestfold, Norway) | |
| Great Tit (Parus major) | | 2017-01-29 | 2017-01-26 | Skjørdal (Vestfold, Norway) | |
| Field vole (Microtus agrestis) | | 2017-01-29 | 2017-01-26 | Skjørdal (Vestfold, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2017-01-29 | 2017-01-26 | Skjørdal (Vestfold, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2017-01-29 | 2017-01-26 | Skjørdal (Vestfold, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2017-01-29 | 2017-01-26 | Skjørdal (Vestfold, Norway) | |
| Willow Tit (Poecile montanus) | | 2017-01-29 | 2017-01-26 | Skjørdal (Vestfold, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2017-01-29 | 2017-01-26 | Skjørdal (Vestfold, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2016-01-31 | 2016-01-27 | Skjørdal (Vestfold, Norway) | |
| Great Tit (Parus major) | | 2016-01-31 | 2016-01-27 | Skjørdal (Vestfold, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2016-01-31 | 2016-01-27 | Skjørdal (Vestfold, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2016-01-31 | 2016-01-27 | Skjørdal (Vestfold, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education