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predator control

In this image taken from video released by the USDA, Gray wolves halt an attack on a cow at an undisclosed location along the Oregon/California border after a drone emits noises at them as part of efforts by the USDA to monitor predators at night and repel them from livestock by non-lethal means. (USDA via AP)
Sep 2, 2025

Drones blasting AC/DC and Scarlett Johansson are helping biologists protect cattle from wolves

Biologists use drones blasting music, voices, and movie clips to scare wolves and protect cattle along the Oregon-California border in a new USDA experiment.