Common House Martin
| Recorded | 2014-05-26 |
| Location | Rothrist, AG, CH |
| Copyright | Beat Rüegger |
| Recorded | 2014-05-31 |
| Location | Rothrist, AG, CH |
| Copyright | Beat Rüegger |
| Family | Swallows and Martins |
| References | en.wikipedia.org |
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