Are Drones Bad News for Bears?

Are drones truly unbearable? Mark Ditmer, a wildlife researcher at the University of Minnesota, has been asking himself that question a lot lately.

Last year, Ditmer grabbed headlines when he published evidence in the journal Current Biology suggesting drones, UAVs, UAS — whatever you want to call them — might be stressing out wild black bears. Basically, when the bears spotted, or heard, Ditmer’s drone overhead, cardiac biologgers fitted on the bears indicated their heart rates soared, a

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