DescriptionPtyonoprogne rupestris flock.jpg English: Crag Martin Ptyonoprogne rupestris (syn. Hirundo rupestris) on building roof in Alcobaça, Portugal...
This image is a derivative work of the following images: File:Ptyonoprogne_rupestris_flock.jpg licensed with Cc-by-sa-3.0 2008-10-16T09:56:13Z Tintazul 600x800...
Hirundo rupestris. Hirundo rupestris, Scopoli; 1768. montana et rupestris, Gmelin; 1788. Cotyle rupestris, Boie. Bonaparte. Ptyonoprogne rupestris, Bonaparte...
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