| Great Tit (Parus major) | | 2021-01-31 | 2021-01-31 | Glasrudskogen (Buskerud, Norway) |  |
| Willow Tit (Poecile montanus) | | 2021-01-31 | 2021-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2021-01-31 | 2021-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2021-01-31 | 2021-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2021-01-31 | 2021-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Coal Tit (Periparus ater) | | 2021-01-31 | 2021-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-01-31 | 2021-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Crested Tit (Lophophanes cristatus) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Coal Tit (Periparus ater) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Nuthatch (Sitta europaea) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Black-billed Magpie (Pica pica) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Willow Tit (Poecile montanus) | | 2019-01-29 | 2019-01-29 | Glasrudskogen (Buskerud, Norway) | |
| Wood Pigeon (Columba palumbus) | | 2018-03-24 | 2018-03-21 | Glasrudskogen (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Willow Tit (Poecile montanus) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Eurasian Sparrowhawk (Accipiter nisus) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Coal Tit (Periparus ater) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Crested Tit (Lophophanes cristatus) | | 2018-01-28 | 2018-01-28 | Glasrudskogen (Buskerud, Norway) | |
| Goat Willow (Salix caprea) | | 2017-04-02 | 2017-03-28 | Glasrudskogen (Buskerud, Norway) | |
| Robin (Erithacus rubecula) | | 2017-04-02 | 2017-04-02 | Glasrudskogen (Buskerud, Norway) | |
| Eurasian Woodcock (Scolopax rusticola) | | 2017-03-28 | 2017-03-28 | Glasrudskogen (Buskerud, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2017-03-25 | 2017-03-25 | Glasrudskogen (Buskerud, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2017-03-25 | 2017-03-25 | Glasrudskogen (Buskerud, Norway) | |
| Wood Pigeon (Columba palumbus) | | 2017-03-14 | 2017-03-14 | Glasrudskogen (Buskerud, Norway) | |
| Redwing (Turdus iliacus) | | 2016-04-02 | 2016-04-01 | Glasrudskogen (Buskerud, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2016-03-28 | 2016-03-28 | Glasrudskogen (Buskerud, Norway) | |
| Chaffinch (Fringilla coelebs) | | 2016-03-28 | 2016-03-26 | Glasrudskogen (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2016-01-31 | 2016-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2016-01-31 | 2016-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Coal Tit (Periparus ater) | | 2016-01-31 | 2016-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Black-billed Magpie (Pica pica) | | 2016-01-31 | 2016-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2016-01-31 | 2016-01-31 | Glasrudskogen (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2016-01-17 | 2016-01-17 | Glasrudskogen (Buskerud, Norway) | |
| Willow Tit (Poecile montanus) | | 2016-01-17 | 2016-01-17 | Glasrudskogen (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2016-01-17 | 2016-01-17 | Glasrudskogen (Buskerud, Norway) | |
| Coal Tit (Periparus ater) | | 2016-01-17 | 2016-01-17 | Glasrudskogen (Buskerud, Norway) | |
| Black-billed Magpie (Pica pica) | | 2016-01-17 | 2016-01-17 | Glasrudskogen (Buskerud, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2016-01-17 | 2016-01-17 | Glasrudskogen (Buskerud, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education