Silent stalkers of dark ocean waters

The mating roar of a male harbor seal is supposed to attract a partner, not a predator. Unfortunately for the seals, scientists have found evidence that marine-mammal-eating killer whales eavesdrop on their prey. The researchers will present their work at the 166th Meeting of the Acoustical Society of America (ASA), held Dec. 2 – 6 in San Francisco, Calif.

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