Researchers have observed rats taking bats from the air for the first time. These adventurous hunters were recorded showing this behavior on a ledge outside a cave not far from Hamburg, snatching up their bat snacks at night. While an impressive skill, given that they are virtually blind in the darkness, the invasive rats could present a major problem for the native bat population. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

Bats use what is called a hibernaculum, a shelter or cave that can house large numbers of the bats all together, to help them keep warm overnight. The researchers studied two such hibernacula, the Segeberger Kalkberg and Lüneburger Kalkberg. By using infrared cameras, the team could record exactly what was happ

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