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The ink of the cuttlefish could transform how sharks are deterred from hunting near swimmers, according to new research. Superior hearing, acute vision, and an extraordinary sense of smell make sharks ...

A plume of ink can help hide a cuttlefish as it scuttles away from a predator. But that smoke screen’s stench may also warn sharks to stay away. Nicknamed “swimming noses,” some sharks can sniff their ...

Cuttlefish can change colours and textures for camouflage purposes. Researchers found cuttlefish communicate by waving their limbs. A study identified four distinct waving patterns among cuttlefish.