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Collective motion

Disorder in the wild

Simple models have given us surprising insight into how animals flock, but most assume they do so through a homogeneous landscape. Colloidal experiments now suggest that a little disorder can have unexpected — and spectacular — effects.

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Figure 1: Schematic of directed flocking flow through obstacles represented by dots.


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Correspondence to C. J. Olson Reichhardt.

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Reichhardt, C., Reichhardt, C. Disorder in the wild. Nature Phys 13, 10–11 (2017).

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