| Yellowhammer (Emberiza citrinella) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) |  |
| European Greenfinch (Carduelis chloris) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Great Tit (Parus major) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Herring Gull (Larus argentatus) | | 2024-01-29 | 2024-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Feral Pigeon (Columba livia domestica) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Eurasian Red Squirrel (Sciurus vulgaris) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Great Spotted Woodpecker (Dendrocopos major) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Great Tit (Parus major) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2020-01-25 | 2020-01-25 | Grefsen kirkegård (Oslo, Norway) | |
| Robin (Erithacus rubecula) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| Eurasian Bullfinch (Pyrrhula pyrrhula) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| Herring Gull (Larus argentatus) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| Great Tit (Parus major) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2019-01-27 | 2019-01-27 | Grefsen kirkegård (Oslo, Norway) | |
| Blue Tit (Cyanistes caeruleus) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Common Blackbird (Turdus merula) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Nuthatch (Sitta europaea) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Black-billed Magpie (Pica pica) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Robin (Erithacus rubecula) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Eurasian Tree Sparrow (Passer montanus) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Hooded Crow (Corvus cornix) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Great Tit (Parus major) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Fieldfare (Turdus pilaris) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| House Sparrow (Passer domesticus) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Mealy Redpoll (Carduelis flammea) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Herring Gull (Larus argentatus) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| European Greenfinch (Carduelis chloris) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Common Crossbill (Loxia curvirostra) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
| Winter Wren (Troglodytes troglodytes) | | 2018-01-28 | 2018-01-28 | Grefsen kirkegård (Oslo, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education