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Bat expert Bernd Ohlendorf examines bats at the Herrmanshöhle cave in Rübeland, Saxony-Anhalt on August 27, 2024. An inventory of the bat population was carried out here on the night of 28.08.2024. Several hundred animals were recorded. They are ringed, weighed and registered. Bats are an important indicator of healthy nature and insect diversity. (Photo by Matthias Bein/picture alliance via Getty Images)
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