| Skylark (Alauda arvensis) | | 2011-03-25 | 2011-03-22 | Pepperstad skog (Akershus, Norway) | |
| Skylark (Alauda arvensis) | | 2011-03-24 | 2011-03-24 | Roveveien/Kleivanveien (Vestfold, Norway) | |
| Skylark (Alauda arvensis) | | 2011-03-23 | 2011-03-22 | Heen Gård (Østfold, Norway) | |
| Skylark (Alauda arvensis) | | 2011-03-16 | 2011-03-16 | Sandnes søndre (Vestfold, Norway) | |
| Skylark (Alauda arvensis) | | 2011-03-15 | 2011-03-15 | Sandnes søndre (Vestfold, Norway) | |
| Skylark (Alauda arvensis) | | 2011-03-03 | 2011-02-28 | Egen hage (Innlandet, Norway) | |
| Skylark (Alauda arvensis) | | 2011-02-20 | 2011-02-19 | Børaunen (Rogaland, Norway) | |
| Skylark (Alauda arvensis) | | 2011-02-05 | 2011-01-31 | Fuglebrett N 59º47´29.29´´ E10º48´52.57 (Akershus, Norway) |  |
| Skylark (Alauda arvensis) | | 2010-05-27 | 2010-03-22 | Bakke, Faarlundsgutua på Bilitt (Innlandet, Norway) | |
| Skylark (Alauda arvensis) | | 2010-05-19 | 2010-03-27 | Follaug (Telemark, Norway) | |
| Skylark (Alauda arvensis) | | 2010-05-16 | 2010-04-25 | Midtre Rudi (Innlandet, Norway) | |
| Skylark (Alauda arvensis) | | 2010-05-14 | 2010-05-12 | Rebbenesøy. Karlsøy komune (Troms, Norway) | |
| Horned Lark (Eremophila alpestris) | | 2010-05-02 | 2010-05-01 | Kvalfjord.Stjernøy (Finnmark, Norway) | |
| Skylark (Alauda arvensis) | | 2010-04-12 | 2010-03-25 | Heen Gård (Østfold, Norway) | |
| Skylark (Alauda arvensis) | | 2010-04-06 | 2010-04-03 | Bakke (Vestfold, Norway) | |
| Skylark (Alauda arvensis) | | 2010-04-01 | 2010-03-30 | Sedalssvingene 8,5099 Bergen (Vestland, Norway) | |
| Skylark (Alauda arvensis) | | 2010-03-24 | 2010-03-21 | Sarpsborgveien 40 (Østfold, Norway) | |
| Skylark (Alauda arvensis) | | 2010-01-31 | 2010-01-31 | Reksta (Vestland, Norway) | |
| Skylark (Alauda arvensis) | | 2010-01-31 | 2010-01-31 | Brekne (Agder, Norway) | |
| Skylark (Alauda arvensis) | | 2009-05-11 | 2009-05-07 | Ruditjern (Innlandet, Norway) | |
| Skylark (Alauda arvensis) | | 2009-04-16 | 2009-03-22 | Follaug (Telemark, Norway) | |
| Skylark (Alauda arvensis) | | 2009-04-10 | 2009-04-10 | Knestang (Buskerud, Norway) | |
| Skylark (Alauda arvensis) | | 2009-04-09 | 2009-04-02 | Heen Gård (Østfold, Norway) | |
| Skylark (Alauda arvensis) | | 2009-04-06 | 2009-04-06 | verdal (Trøndelag, Norway) | |
| Skylark (Alauda arvensis) | | 2009-03-25 | 2009-03-14 | Rambergbukta, Jeløy (Østfold, Norway) | |
| Skylark (Alauda arvensis) | | 2009-03-20 | 2009-03-19 | Sarpsborgveien 40 (Østfold, Norway) | |
| Skylark (Alauda arvensis) | | 2009-03-11 | 2009-03-09 | Sandnes søndre (Vestfold, Norway) | |
| Skylark (Alauda arvensis) | | 2009-03-07 | 2009-03-05 | Tonstad (Agder, Norway) | |
| Skylark (Alauda arvensis) | | 2009-02-12 | 2009-02-12 | Herdla (Vestland, Norway) | |
| Horned Lark (Eremophila alpestris) | | 2008-07-25 | 2008-07-23 | Finse (Vestland, Norway) | |
| Skylark (Alauda arvensis) | | 2008-05-05 | 2008-05-02 | Berger (Buskerud, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-28 | 2008-04-28 | Bodin 4H-gård (Nordland, Norway) | |
| Horned Lark (Eremophila alpestris) | | 2008-04-24 | 2008-04-23 | Etne (Vestland, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-24 | 2008-04-22 | Haugo (Vestland, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-21 | 2007-05-13 | Tromsø by (Troms, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-18 | 2008-04-16 | Vigra (Møre og Romsdal, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-17 | 2004-03-18 | Follaug (Telemark, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-17 | 2005-03-20 | Follaug (Telemark, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-17 | 2006-04-05 | Follaug (Telemark, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-17 | 2007-03-15 | Follaug (Telemark, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-17 | 2008-03-18 | Follaug (Telemark, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-16 | 2008-04-12 | Røstlandet (Nordland, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-11 | 2008-04-11 | Knestang (Buskerud, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-06 | 2008-03-29 | Sørhagan, Snarum (Buskerud, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-06 | 2008-04-06 | Lygra (Vestland, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-04 | 2008-04-03 | Heer (Akershus, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-03 | 2008-04-02 | Hålandsskogen (Rogaland, Norway) | |
| Skylark (Alauda arvensis) | | 2008-04-02 | 2008-03-14 | Kapp (Innlandet, Norway) | |
| Skylark (Alauda arvensis) | | 2008-03-31 | 2008-03-09 | Grenland (Telemark, Norway) | |
| Skylark (Alauda arvensis) | | 2008-03-31 | 2008-03-31 | Øiseth (Innlandet, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education