22 July 2013
Dolphins 'call each other by name'
By Rebecca Morelle
Science reporter, BBC World Service
Scientists have found further evidence that dolphins call each other by "name".
Research has revealed that the marine mammals use a unique whistle to identify each other.
A team from the University of St Andrews in Scotland found that when the animals hear their own call played back to them, they respond. (...)
Full text: http://www.bbc.co.uk/news/science-environment-23410137