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How many zebrafish constitute a school? 'Three,' say physicists
However, three fish swim next to each other—it seems that none of them wants to be last. And: This habit of swimming next to each other is also characteristic of a large school of fish.
Study finds schools of fish can make less noise than a solitary swimmer
The model, which applies to many fish species, simulates one to nine mackerel being propelled forward by their tail fins. The ...