| Eurasian Treecreeper (Certhia familiaris) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) |  |
| Black-billed Magpie (Pica pica) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) | |
| Willow Tit (Poecile montanus) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) | |
| Great Tit (Parus major) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) | |
| Grey-headed Woodpecker (Picus canus) | | 2021-01-30 | 2021-01-30 |  | Berglund (Trøndelag, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2021-01-30 | 2021-01-30 | | Berglund (Trøndelag, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Willow Tit (Poecile montanus) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Coal Tit (Periparus ater) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Great Tit (Parus major) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2020-01-26 | 2020-01-26 | | Berglund (Trøndelag, Norway) | |
| Brambling (Fringilla montifringilla) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Coal Tit (Periparus ater) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Great Tit (Parus major) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Eurasian Sparrowhawk (Accipiter nisus) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Willow Tit (Poecile montanus) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| Black-billed Magpie (Pica pica) | | 2019-01-27 | 2019-01-19 | | Berglund (Trøndelag, Norway) | |
| European Starling (Sturnus vulgaris) | | 2018-04-08 | 2018-03-31 | | Berglund (Trøndelag, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2018-04-08 | 2018-04-01 | | Berglund (Trøndelag, Norway) | |
| Goat Willow (Salix caprea) | | 2018-03-31 | 2018-03-09 | | Berglund (Trøndelag, Norway) | |
| Common Blackbird (Turdus merula) | | 2018-03-31 | 2018-03-31 | | Berglund (Trøndelag, Norway) | |
| Willow Tit (Poecile montanus) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| Yellowhammer (Emberiza citrinella) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| Eurasian Treecreeper (Certhia familiaris) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| Bohemian Waxwing (Bombycilla garrulus) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| Black-billed Magpie (Pica pica) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| Coal Tit (Periparus ater) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2018-01-29 | 2018-01-28 | | Berglund (Trøndelag, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education