The major danger of birds is that they travel in flocks, which greatly increases the probability of multiple-ingestion events taking out all engines. I agree t

The major danger of birds is that they travel in flocks, which greatly increases the probability of multiple-ingestion events taking out all engines. I agree that a drone hitting an airplane could be awful, but the linked video shows a ~8ft across multicopter shearing the winglet off of an airliner, which is a comically implausible bit of scare-mongering.