Porpoises use sound like a flashlight: study

April 1, 2015 5:09 PM

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Porpoises use sound like a flashlight: study

Porpoises have the amazing ability to not only locate prey with a beam of sound, but adjust the field of clicks and buzzes as they move in for the kill, preventing the fish from slipping away, a new study finds.

The lead researcher from Denmark's Aarhus University tells the BBC that the switch is much like adjusting a flashlight. If you're looking for your car in a parking lot, "you could use a narrow beam over a long distance and still see a lot," she says.

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