| Eurasian Magpie (Pica pica) | | 2019-01-28 | 2019-01-27 | Strømmen (Akershus, Norway) |  |
| House Sparrow (Passer domesticus) | | 2019-01-28 | 2019-01-27 | Strømmen (Akershus, Norway) | |
| European Goldfinch (Carduelis carduelis) | | 2019-01-28 | 2019-01-27 | Strømmen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2018-01-28 | 2018-01-28 | Strømmen (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2018-01-28 | 2018-01-28 | Strømmen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2018-01-28 | 2018-01-28 | Strømmen (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2018-01-28 | 2018-01-28 | Strømmen (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2018-01-28 | 2018-01-28 | Strømmen (Akershus, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2018-01-28 | 2018-01-28 | Strømmen (Akershus, Norway) | |
| Common Blackbird (Turdus merula) | | 2018-01-28 | 2018-01-28 | Strømmen (Akershus, Norway) | |
| European Goldfinch (Carduelis carduelis) | | 2018-01-28 | 2018-01-28 | Strømmen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2017-01-30 | 2017-01-29 | Strømmen (Akershus, Norway) | |
| European Goldfinch (Carduelis carduelis) | | 2017-01-30 | 2017-01-29 | Strømmen (Akershus, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2017-01-30 | 2017-01-29 | Strømmen (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2016-01-24 | 2016-01-24 | Strømmen (Akershus, Norway) | |
| European Goldfinch (Carduelis carduelis) | | 2016-01-24 | 2016-01-24 | Strømmen (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2016-01-24 | 2016-01-24 | Strømmen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2016-01-24 | 2016-01-24 | Strømmen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2015-02-02 | 2015-02-01 | Strømmen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2015-02-02 | 2015-02-01 | Strømmen (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2015-02-02 | 2015-02-01 | Strømmen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2015-02-02 | 2015-02-01 | Strømmen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2014-01-28 | 2014-01-26 | Strømmen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2014-01-28 | 2014-01-26 | Strømmen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2014-01-28 | 2014-01-26 | Strømmen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2013-01-28 | 2013-01-27 | Strømmen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2013-01-28 | 2013-01-27 | Strømmen (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2013-01-28 | 2013-01-27 | Strømmen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2013-01-28 | 2013-01-27 | Strømmen (Akershus, Norway) | |
| Jackdaw (Corvus monedula) | | 2013-01-28 | 2013-01-27 | Strømmen (Akershus, Norway) | |
| Jackdaw (Corvus monedula) | | 2012-01-31 | 2012-01-28 | Strømmen (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2012-01-31 | 2012-01-28 | Strømmen (Akershus, Norway) | |
| Hooded Crow (Corvus cornix) | | 2012-01-31 | 2012-01-28 | Strømmen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2012-01-31 | 2012-01-28 | Strømmen (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2012-01-31 | 2012-01-28 | Strømmen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2012-01-31 | 2012-01-28 | Strømmen (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2012-01-31 | 2012-01-28 | Strømmen (Akershus, Norway) | |
| House Sparrow (Passer domesticus) | | 2011-01-31 | 2011-01-30 | Strømmen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2011-01-31 | 2011-01-30 | Strømmen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2011-01-31 | 2011-01-30 | Strømmen (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2011-01-31 | 2011-01-30 | Strømmen (Akershus, Norway) | |
| Jackdaw (Corvus monedula) | | 2011-01-31 | 2011-01-30 | Strømmen (Akershus, Norway) | |
| Jackdaw (Corvus monedula) | | 2010-01-31 | 2010-01-31 | Strømmen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2010-01-31 | 2010-01-31 | Strømmen (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2010-01-31 | 2010-01-31 | Strømmen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2010-01-31 | 2010-01-31 | Strømmen (Akershus, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2010-01-31 | 2010-01-31 | Strømmen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2010-01-31 | 2010-01-31 | Strømmen (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education