| Common Blackbird (Turdus merula) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) |  |
| Nuthatch (Sitta europaea) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Great Tit (Parus major) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Black-headed Gull (Chroicocephalus ridibundus) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Herring Gull (Larus argentatus) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2023-02-04 | 2023-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Mute Swan (Cygnus olor) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Great Tit (Parus major) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Herring Gull (Larus argentatus) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2022-02-05 | 2022-01-29 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Herring Gull (Larus argentatus) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Black-headed Gull (Chroicocephalus ridibundus) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Great Tit (Parus major) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Robin (Erithacus rubecula) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Coal Tit (Periparus ater) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Eurasian Collared Dove (Streptopelia decaocto) | | 2021-02-07 | 2021-02-06 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2020-01-27 | 2020-01-25 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2020-01-27 | 2020-01-25 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2020-01-27 | 2020-01-25 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2020-01-27 | 2020-01-25 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Herring Gull (Larus argentatus) | | 2020-01-27 | 2020-01-25 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2020-01-27 | 2020-01-25 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-27 | 2020-01-25 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2018-01-29 | 2018-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Great Tit (Parus major) | | 2018-01-29 | 2018-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Black-headed Gull (Chroicocephalus ridibundus) | | 2018-01-29 | 2018-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2018-01-29 | 2018-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2018-01-29 | 2018-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| Herring Gull (Larus argentatus) | | 2018-01-29 | 2018-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2018-01-29 | 2018-01-28 | Wilhelm Færdens vei 4a (Oslo, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education