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Iain Couzin: Collective behavior

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Uploaded on Nov 14, 2011

Iain Couzin studies how animals coordinate behavior. He has discovered that locust plagues don't occur because the insects are cooperating. Rather, it is a forced march: if they stop, they risk being cannibalized. Such insights help communities to track oncoming outbreaks while also challenging scientists' theories of collective animal behavior.

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