Scientists deploy robot birds in Wyoming's Grand Teton National Park to lure a critically declining local sage-grouse population away from an airport and revive its numbers

Grand Teton National Park in Wyoming has turned to an unusual conservation strategy to save one of its fastest-declining bird populations: robot birds. Park officials and wildlife experts have deployed lifelike robotic greater sage-grouse that mimic the species' elaborate courtship dances, puff out their chests and broadcast recorded mating calls in an effort to attract real birds to restored breeding grounds.

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