White-winged Tern
| Recorded | 2012-04-20 |
| Location | Donaudelta, RO |
| Copyright | Beat Rüegger |
| Family | Terns |
| References | en.wikipedia.org |
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| Recorded | 2012-04-20 |
| Location | Donaudelta, RO |
| Copyright | Beat Rüegger |
| Family | Terns |
| References | en.wikipedia.org |