Localities: Nordmarka: 06.06.2021
| Reporter: | Hjalmar Larsen |
| Observers: | Hjalmar Larsen |
| Site: | Nordmarka () |
| Date: | 2021-06-06 |
| Activity: | Spring phenology |
Observation
| Species: | Common Cuckoo (Cuculus canorus) | |
| Phenophase: | Birds are singing | 06.06.2021 |
| Reporter: | Hjalmar Larsen |
| Observers: | Hjalmar Larsen |
| Site: | Nordmarka () |
| Date: | 2021-06-06 |
| Activity: | Spring phenology |
| Species: | Common Cuckoo (Cuculus canorus) | |
| Phenophase: | Birds are singing | 06.06.2021 |