| European Greenfinch (Carduelis chloris) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) |  |
| Eurasian Siskin (Carduelis spinus) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Fieldfare (Turdus pilaris) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Nutcracker (Nucifraga caryocatactes) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Wood Pigeon (Columba palumbus) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Roe Deer (Capreolus capreolus) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| European Starling (Sturnus vulgaris) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Common Blackbird (Turdus merula) | | 2019-01-24 | 2018-09-07 | Blåkollen (Akershus, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| European Goldfinch (Carduelis carduelis) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Cat (Felis catus) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2019-01-23 | 2019-01-15 | Blåkollen (Akershus, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Fieldfare (Turdus pilaris) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Eurasian Siskin (Carduelis spinus) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Brambling (Fringilla montifringilla) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Common Blackbird (Turdus merula) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| European Goldfinch (Carduelis carduelis) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Eurasian Magpie (Pica pica) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Skylark (Alauda arvensis) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Roe Deer (Capreolus capreolus) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Robin (Erithacus rubecula) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Wood Pigeon (Columba palumbus) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Cat (Felis catus) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Hedge Accentor (Prunella modularis) | | 2018-04-12 | 2018-04-10 | Blåkollen (Akershus, Norway) | |
| Cat (Felis catus) | | 2018-01-28 | 2018-01-22 | Blåkollen (Akershus, Norway) | |
| Eurasian Treecreeper (Certhia familiaris) | | 2018-01-28 | 2018-01-22 | Blåkollen (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2018-01-28 | 2018-01-22 | Blåkollen (Akershus, Norway) | |
| European Goldfinch (Carduelis carduelis) | | 2018-01-28 | 2018-01-22 | Blåkollen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-01-28 | 2018-01-22 | Blåkollen (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education