White-winged Tern
| Recorded | 2012-04-20 |
| Location | Donaudelta, RO |
| Copyright | Beat Rüegger |
| Family | Terns |
| References | en.wikipedia.org |
41 | 59
| Recorded | 2012-04-20 |
| Location | Donaudelta, RO |
| Copyright | Beat Rüegger |
| Family | Terns |
| References | en.wikipedia.org |