| Blue Tit (Cyanistes caeruleus) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) |  |
| Common Blackbird (Turdus merula) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Marsh Tit (Poecile palustris) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Great Tit (Parus major) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Hawfinch (Coccothraustes coccothraustes) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2018-01-29 | 2018-01-29 | Voksenkollen (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Hawfinch (Coccothraustes coccothraustes) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Great Tit (Parus major) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Eurasian Magpie (Pica pica) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Coal Tit (Periparus ater) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Eurasian Treecreeper (Certhia familiaris) | | 2017-01-31 | 2017-01-22 | Voksenkollen (Oslo, Norway) | |
| Bumble-bee (Bombus sp.) | | 2015-04-14 | 2015-04-10 | Voksenkollen (Oslo, Norway) | |
| Liverleaf (Blue anemone) (Hepatica nobilis) | | 2015-04-14 | 2015-03-03 | Voksenkollen (Oslo, Norway) | |
| Brambling (Fringilla montifringilla) | | 2015-04-14 | 2015-01-01 | Voksenkollen (Oslo, Norway) | |
| Wood Anemone (Anemone nemorosa) | | 2015-04-14 | 2015-04-13 | Voksenkollen (Oslo, Norway) | |
| White Wagtail (Motacilla alba) | | 2015-04-14 | 2015-04-13 | Voksenkollen (Oslo, Norway) | |
| Eurasian Treecreeper (Certhia familiaris) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| Coal Tit (Periparus ater) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| Eurasian Magpie (Pica pica) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| Great Tit (Parus major) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| Robin (Erithacus rubecula) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2013-02-03 | 2013-01-27 | Voksenkollen (Oslo, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education