bergfex GmbHOrnithologische Vogelstimmentour149.0137.0140.0153.0159.0160.0160.0172.0178.0177.0180.0182.0184.0186.0190.0194.0194.0189.0185.0185.0186.0184.0183.0182.0180.0180.0178.0173.0168.0167.0166.0159.0157.0158.0162.0163.0165.0169.0168.0169.0171.0171.0173.0172.0173.0175.0176.0176.0176.0176.0176.0177.0179.0181.0184.0185.0187.0187.0186.0183.0181.0177.0182.0178.0169.0156.0150.0147.0149.0