Narwhal echolocation beams may be the most directional of any species

Narwhal echolocation beams may be the most directional of any species London, UK (SPX) Nov 11, 2016 - Analysis of some of the first recordings of wintering narwhals showed that they may have the most directional sonar of any species, according to a study published November 9, 2016 in the open-access journal PLOS ONE by Jens Koblitz from Bioacoustics Network, Germany, and colleagues. The narwhal is considered one of the Arctic's most sensitive marine mammals: more than 80 percent winter in ... more

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