The lipstick-wearing fish "walks" along the ocean floor, ready for a night out. So long as that night out doesn't involve any ...

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Fish use body waves to swim, but the portion of the body involved in undulation varies across species. Anguilliform fish undulate most of their bodies, enabling high maneuverability but limiting speed ...

Swimming in schools makes fish surprisingly stealthy underwater, with a group able to sound like a single fish. Engineers working with a high-tech simulation of schooling mackerel offer new insight ...