Stock Photo - 08 July 2021, Rhineland-Palatinate, Boppard: NABU Rhineland-Palatinate is setting up public bat detectors at four different locations in Rhineland-Palatinate as part of the ""Bats Welcome!"" campaign, funded by the Rhineland-Palatinate Ministry for Climate Protection, the Environment, Energy and Mobility as part of the ""Green Action"". From now on, a converted former parking ticket machine transmits ultrasonic calls of bats in a frequency range audible to humans on the banks of the Rhine in Boppard. Photo: Sascha Ditscher/dpa. - Boppard/Rhineland-Palatinate/Germany

Stock Photo: 08 July 2021, Rhineland-Palatinate, Boppard: NABU Rhineland-Palatinate is setting up public bat detectors at four different locations in Rhineland-Palatinate as.

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