| Blue Tit (Cyanistes caeruleus) | | 2016-01-31 | 2016-01-24 | Grefsen/Kjelsås (Oslo, Norway) |  |
| Common Blackbird (Turdus merula) | | 2016-01-31 | 2016-01-24 | Grefsen/Kjelsås (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2016-01-31 | 2016-01-24 | Grefsen/Kjelsås (Oslo, Norway) | |
| Great Tit (Parus major) | | 2016-01-31 | 2016-01-24 | Grefsen/Kjelsås (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2015-02-01 | 2015-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2015-02-01 | 2015-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2015-02-01 | 2015-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2015-02-01 | 2015-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Great Tit (Parus major) | | 2015-02-01 | 2015-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2015-02-01 | 2015-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2014-02-01 | 2014-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Great Tit (Parus major) | | 2014-02-01 | 2014-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2014-02-01 | 2014-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2014-02-01 | 2014-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Redwing (Turdus iliacus) | | 2014-02-01 | 2014-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Robin (Erithacus rubecula) | | 2014-02-01 | 2014-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2014-02-01 | 2014-02-01 | Grefsen/Kjelsås (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2014-01-26 | 2014-01-25 | Grefsen/Kjelsås (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2014-01-26 | 2014-01-25 | Grefsen/Kjelsås (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2014-01-26 | 2014-01-25 | Grefsen/Kjelsås (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2014-01-26 | 2014-01-25 | Grefsen/Kjelsås (Oslo, Norway) | |
| Redwing (Turdus iliacus) | | 2014-01-26 | 2014-01-25 | Grefsen/Kjelsås (Oslo, Norway) | |
| Robin (Erithacus rubecula) | | 2014-01-26 | 2014-01-25 | Grefsen/Kjelsås (Oslo, Norway) | |
| Great Tit (Parus major) | | 2014-01-26 | 2014-01-25 | Grefsen/Kjelsås (Oslo, Norway) | |
| Great Tit (Parus major) | | 2013-01-26 | 2013-01-24 | Grefsen/Kjelsås (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2013-01-26 | 2013-01-24 | Grefsen/Kjelsås (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2013-01-26 | 2013-01-24 | Grefsen/Kjelsås (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2013-01-26 | 2013-01-24 | Grefsen/Kjelsås (Oslo, Norway) | |
| Redwing (Turdus iliacus) | | 2013-01-26 | 2013-01-24 | Grefsen/Kjelsås (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2013-01-26 | 2013-01-24 | Grefsen/Kjelsås (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2012-01-29 | 2012-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| Great Tit (Parus major) | | 2012-01-29 | 2012-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2012-01-29 | 2012-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2012-01-29 | 2012-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2012-01-29 | 2012-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2012-01-29 | 2012-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2011-01-30 | 2011-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| Great Tit (Parus major) | | 2011-01-30 | 2011-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2011-01-30 | 2011-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2011-01-30 | 2011-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2011-01-30 | 2011-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2011-01-30 | 2011-01-29 | Grefsen/Kjelsås (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2010-01-31 | 2010-01-16 | Grefsen/Kjelsås (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2010-01-31 | 2010-01-16 | Grefsen/Kjelsås (Oslo, Norway) | |
| Great Tit (Parus major) | | 2010-01-31 | 2010-01-16 | Grefsen/Kjelsås (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2010-01-31 | 2010-01-16 | Grefsen/Kjelsås (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2010-01-31 | 2010-01-30 | Grefsen/Kjelsås (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2010-01-31 | 2010-01-30 | Grefsen/Kjelsås (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2010-01-31 | 2010-01-30 | Grefsen/Kjelsås (Oslo, Norway) | |
| Great Tit (Parus major) | | 2010-01-31 | 2010-01-30 | Grefsen/Kjelsås (Oslo, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education