| Eurasian Treecreeper (Certhia familiaris) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) |  |
| Blue Tit (Cyanistes caeruleus) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) | |
| Eurasian Treecreeper (Certhia familiaris) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) | |
| Great Tit (Parus major) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) | |
| Nuthatch (Sitta europaea) | | 2017-01-29 | 2017-01-29 | Øvreskogen (Akershus, Norway) | |
| Long-tailed Tit (Aegithalos caudatus) | | 2016-01-31 | 2016-01-31 | Øvreskogen (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education