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| Reporter: | Per Christiansen |
| Observers: | Per Christiansen |
| Site: | Driva () |
| Date: | 2017-04-15 |
| Aktivitet: | Spring phenology |
Funn
| Species: | Stock Pigeon (Columba oenas) | |
| Phenophase: | Arrival | 13.04.2017 |
| Species: | Stock Pigeon (Columba oenas) | |
| Phenophase: | Birds are singing | 13.04.2017 |