What might dolphins be saying with all those clicks and squeaks? Each other's names, suggests a new study of the so-called signature whistles that dolphins use to identify themselves.
Whether the vocalisations should truly be considered names, and whether dolphins call to compatriots in a human-like manner, is contested among scientists, but the results reinforce the possibility. After all, to borrow the argot of animal behaviour studies, people often greet friends by copying their individually distinctive vocal signatures.
By: Brandon Keim, Edited by: David Cornish
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via Wired.co.uk
http://www.wired.co.uk/news/archive/2013-02/21/dolphin-names
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