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Scientists Unlock Mystery of Bird Flocks


Scientists Unlock Mystery of Bird Flocks
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0:00 0:02:18 0:00

How can flocks of birds, schools of fish or herds of antelope suddenly change direction -- all the individuals adjusting their movement in concert, at seemingly the same time? British researchers now have some insights into this behavior, which has puzzled scientists for a long time. VOA's George Putic has more.

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