DigitalNatura.Org - Gralla de bec vermell, chova piquirroja (Pyrrhocorax pyrrhocorax) http://digitalnatura.org/details.php?image_id=2369 Mon, 13 Apr 2026 11:09:02 GMT http://digitalnatura.org/data/thumbnails/20/GRA2ae_copia_filtered.jpg Gralla de bec vermell, chova piquirroja (Pyrrhocorax pyrrhocorax) http://digitalnatura.org/details.php?image_id=2369