| Black-billed Magpie (Pica pica) | | 2018-01-29 | 2018-01-28 | Bjørkedalen (Telemark, Norway) |  |
| Eurasian Tree Sparrow (Passer montanus) | | 2018-01-29 | 2018-01-28 | Bjørkedalen (Telemark, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2018-01-29 | 2018-01-28 | Bjørkedalen (Telemark, Norway) | |
| Marsh Tit (Poecile palustris) | | 2018-01-29 | 2018-01-28 | Bjørkedalen (Telemark, Norway) | |
| Great Tit (Parus major) | | 2018-01-29 | 2018-01-28 | Bjørkedalen (Telemark, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-01-29 | 2018-01-28 | Bjørkedalen (Telemark, Norway) | |
| House Sparrow (Passer domesticus) | | 2018-01-29 | 2018-01-28 | Bjørkedalen (Telemark, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-01-29 | 2018-01-28 | Bjørkedalen (Telemark, Norway) | |
| Great Tit (Parus major) | | 2017-01-30 | 2017-01-28 | Bjørkedalen (Telemark, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2017-01-30 | 2017-01-28 | Bjørkedalen (Telemark, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2017-01-30 | 2017-01-28 | Bjørkedalen (Telemark, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2017-01-30 | 2017-01-28 | Bjørkedalen (Telemark, Norway) | |
| Black-billed Magpie (Pica pica) | | 2017-01-30 | 2017-01-28 | Bjørkedalen (Telemark, Norway) | |
| Nuthatch (Sitta europaea) | | 2017-01-30 | 2017-01-28 | Bjørkedalen (Telemark, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2016-01-31 | 2016-01-30 | Bjørkedalen (Telemark, Norway) | |
| Nuthatch (Sitta europaea) | | 2016-01-31 | 2016-01-30 | Bjørkedalen (Telemark, Norway) | |
| Black-billed Magpie (Pica pica) | | 2016-01-31 | 2016-01-30 | Bjørkedalen (Telemark, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2016-01-31 | 2016-01-30 | Bjørkedalen (Telemark, Norway) | |
| Great Tit (Parus major) | | 2016-01-31 | 2016-01-30 | Bjørkedalen (Telemark, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2016-01-31 | 2016-01-30 | Bjørkedalen (Telemark, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2016-01-31 | 2016-01-30 | Bjørkedalen (Telemark, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education