| Blue Tit (Cyanistes caeruleus) | | 2022-01-31 | 2022-01-30 | | Tryterud gård (Buskerud, Norway) |  |
| Black-billed Magpie (Pica pica) | | 2022-01-31 | 2022-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2022-01-31 | 2022-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2022-01-31 | 2022-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2018-01-29 | 2018-01-27 | | Tryterud gård (Buskerud, Norway) | |
| Green Woodpecker (Picus viridis) | | 2018-01-29 | 2018-01-27 | | Tryterud gård (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-01-29 | 2018-01-27 | | Tryterud gård (Buskerud, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-01-29 | 2018-01-27 | | Tryterud gård (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2018-01-29 | 2018-01-27 | | Tryterud gård (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2017-01-30 | 2017-01-28 | | Tryterud gård (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2017-01-30 | 2017-01-28 | | Tryterud gård (Buskerud, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2017-01-30 | 2017-01-28 | | Tryterud gård (Buskerud, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2015-02-02 | 2015-01-31 | | Tryterud gård (Buskerud, Norway) | |
| Nuthatch (Sitta europaea) | | 2015-02-02 | 2015-01-31 | | Tryterud gård (Buskerud, Norway) | |
| Eurasian Sparrowhawk (Accipiter nisus) | | 2015-02-02 | 2015-01-31 | | Tryterud gård (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2015-02-02 | 2015-01-31 | | Tryterud gård (Buskerud, Norway) | |
| Eurasian Pygmy Owl (Glaucidium passerinum) | | 2015-02-02 | 2015-01-31 | | Tryterud gård (Buskerud, Norway) | |
| Eurasian Sparrowhawk (Accipiter nisus) | | 2014-01-27 | 2014-01-25 | | Tryterud gård (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2014-01-27 | 2014-01-25 | | Tryterud gård (Buskerud, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2014-01-27 | 2014-01-25 | | Tryterud gård (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2014-01-27 | 2014-01-25 | | Tryterud gård (Buskerud, Norway) | |
| Willow Tit (Poecile montanus) | | 2013-01-29 | 2013-01-26 | | Tryterud gård (Buskerud, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2013-01-29 | 2013-01-26 | | Tryterud gård (Buskerud, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2013-01-29 | 2013-01-26 | | Tryterud gård (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2013-01-29 | 2013-01-26 | | Tryterud gård (Buskerud, Norway) | |
| Nuthatch (Sitta europaea) | | 2013-01-29 | 2013-01-26 | | Tryterud gård (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2013-01-29 | 2013-01-26 | | Tryterud gård (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2012-01-30 | 2012-01-29 | | Tryterud gård (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2012-01-30 | 2012-01-29 | | Tryterud gård (Buskerud, Norway) | |
| Hawfinch (Coccothraustes coccothraustes) | | 2011-05-10 | 2011-05-08 |  | Tryterud gård (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Green Woodpecker (Picus viridis) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Coal Tit (Periparus ater) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Nuthatch (Sitta europaea) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Willow Tit (Poecile montanus) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Crested Tit (Lophophanes cristatus) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2011-01-31 | 2011-01-30 | | Tryterud gård (Buskerud, Norway) | |
| Common Blackbird (Turdus merula) | | 2010-02-16 | 2010-02-14 | | Tryterud gård (Buskerud, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2010-02-16 | 2010-02-14 | | Tryterud gård (Buskerud, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2010-02-16 | 2010-02-14 | | Tryterud gård (Buskerud, Norway) | |
| Willow Tit (Poecile montanus) | | 2010-02-16 | 2010-02-14 | | Tryterud gård (Buskerud, Norway) | |
| Great Tit (Parus major) | | 2010-02-16 | 2010-02-14 | | Tryterud gård (Buskerud, Norway) | |
| Nuthatch (Sitta europaea) | | 2010-02-16 | 2010-02-14 | | Tryterud gård (Buskerud, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education