| Great Tit (Parus major) | | 2021-02-02 | 2021-02-02 | | Brevik (Telemark, Norway) |  |
| Blue Tit (Cyanistes caeruleus) | | 2021-02-02 | 2021-02-02 | | Brevik (Telemark, Norway) | |
| Coal Tit (Periparus ater) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Great Black-backed Gull (Larus marinus) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| European Starling (Sturnus vulgaris) | | 2021-01-31 | 2021-01-31 |  | Brevik (Telemark, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Black-billed Magpie (Pica pica) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Robin (Erithacus rubecula) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Blackcap (Sylvia atricapilla) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Great Tit (Parus major) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Cat (Felis catus) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| House Sparrow (Passer domesticus) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Winter Wren (Troglodytes troglodytes) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Common Blackbird (Turdus merula) | | 2021-01-31 | 2021-01-31 | | Brevik (Telemark, Norway) | |
| Common Blackbird (Turdus merula) | | 2019-01-27 | 2019-01-25 | | Brevik (Telemark, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-27 | 2019-01-25 | | Brevik (Telemark, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2019-01-27 | 2019-01-25 | | Brevik (Telemark, Norway) | |
| House Sparrow (Passer domesticus) | | 2019-01-27 | 2019-01-25 | | Brevik (Telemark, Norway) | |
| Great Tit (Parus major) | | 2019-01-27 | 2019-01-25 | | Brevik (Telemark, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2019-01-27 | 2019-01-25 | | Brevik (Telemark, Norway) | |
| Robin (Erithacus rubecula) | | 2019-01-27 | 2019-01-25 | | Brevik (Telemark, Norway) | |
| Black-billed Magpie (Pica pica) | | 2019-01-27 | 2019-01-25 | | Brevik (Telemark, Norway) | |
| Coal Tit (Periparus ater) | | 2019-01-27 | 2019-01-25 | | Brevik (Telemark, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Robin (Erithacus rubecula) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Black-billed Magpie (Pica pica) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Common Blackbird (Turdus merula) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Crested Tit (Lophophanes cristatus) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Blackcap (Sylvia atricapilla) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Marsh Tit (Poecile palustris) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Great Tit (Parus major) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Fieldfare (Turdus pilaris) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| House Sparrow (Passer domesticus) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Willow Tit (Poecile montanus) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2018-01-27 | 2018-01-27 | | Brevik (Telemark, Norway) | |
| Robin (Erithacus rubecula) | | 2017-01-29 | 2017-01-01 | | Brevik (Telemark, Norway) | |
| Great Tit (Parus major) | | 2017-01-29 | 2017-01-01 | | Brevik (Telemark, Norway) | |
| House Sparrow (Passer domesticus) | | 2017-01-29 | 2017-01-01 | | Brevik (Telemark, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2017-01-29 | 2017-01-01 | | Brevik (Telemark, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2017-01-29 | 2017-01-01 | | Brevik (Telemark, Norway) | |
| Common Blackbird (Turdus merula) | | 2017-01-29 | 2017-01-01 | | Brevik (Telemark, Norway) | |
| Coal Tit (Periparus ater) | | 2017-01-29 | 2017-01-01 | | Brevik (Telemark, Norway) | |
| Nuthatch (Sitta europaea) | | 2017-01-29 | 2017-01-01 | | Brevik (Telemark, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education