| Blue Tit (Cyanistes caeruleus) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) |  |
| Crested Tit (Lophophanes cristatus) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Wood mouse (Apodemus sylvaticus) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Marsh Tit (Poecile palustris) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2015-02-13 | 2015-01-25 | Leirskallen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Marsh Tit (Poecile palustris) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Long-tailed Tit (Aegithalos caudatus) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Common Blackbird (Turdus merula) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Crested Tit (Lophophanes cristatus) | | 2014-02-02 | 2014-01-27 | Leirskallen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Marsh Tit (Poecile palustris) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Crested Tit (Lophophanes cristatus) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Eurasian Jay (Garrulus glandarius) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Willow Tit (Poecile montanus) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Wood mouse (Apodemus sylvaticus) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2013-02-03 | 2013-02-02 | Leirskallen (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2012-02-17 | 2012-01-29 | Leirskallen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2012-02-17 | 2012-01-29 | Leirskallen (Akershus, Norway) | |
| Coal Tit (Periparus ater) | | 2012-02-17 | 2012-01-29 | Leirskallen (Akershus, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2012-02-17 | 2012-01-29 | Leirskallen (Akershus, Norway) | |
| Marsh Tit (Poecile palustris) | | 2012-02-17 | 2012-01-29 | Leirskallen (Akershus, Norway) | |
| Crested Tit (Lophophanes cristatus) | | 2012-02-17 | 2012-01-29 | Leirskallen (Akershus, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2012-02-17 | 2012-01-29 | Leirskallen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2012-02-17 | 2012-01-29 | Leirskallen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2012-02-17 | 2012-01-29 | Leirskallen (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education