New population of blue whales discovered with help of bomb detectors

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Nuclear bomb detectors have given away the possible existence of a new pygmy blue whale population. While examining acoustic data from underwater microphones aimed at detecting nuclear bomb tests, researchers noticed an unusual signal ー pygmy blue whale songs distinct from those of known populations in the Indian Ocean. While they can’t confirm its existence without visual sightings, conservationists rejoice at the possibility, as the whales were almost hunted to extinction in the Southern Hemisphere during the 20th century.
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