Birds regularly eat large quantities of crops, and often become accustomed to stationary devices designed to scare them away. That's why scientists are now looking at using autonomous drones to do the ...
Are scarecrows effective? They’ve been around for a long time, but has anyone ever done a study to see if they work? —Claude Paquin Let me answer your questions in reverse order: 1. Yes. 2. No. End of ...
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