A Behavior Never Seen Before in Europe Surprises Scientists: Rats Hunting Bats in Mid-Flight

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In the Kalkberg cave (Bad Segeberg), in northern Germany, infrared cameras recorded a behavior that until now was more a conjecture than a documented fact. Brown rats (Rattus norvegicus) intercepted bats in mid-flight right at the most critical point of their night routine, the entrance to the shelter. The relevance is not only in the “impact” of the video, but in what it reveals about how cities rearrange the rules between species. An opportuni…