For toothed whales, ecolocation is an ancient art

A new fossil find shows that toothed whales — including dolphins, orcas and sperm whales — have been using echolocation to navigate in low-visibility waters for millions of years. The discovery of a 28-million-year-old skull belonging to a previously unknown genus of toothed whale suggests that echolocation evolved extremely early in the whale family tree.

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Mary Caperton Morton

Mary Caperton Morton

Morton (https://theblondecoyote.com/) is a freelance science and travel writer based in Big Sky, Mont., and an EARTH roving correspondent.  

Tuesday, July 22, 2014 - 01:00