Dolphins respond to their 'names'
Media playback is unsupported on your device
Video

Scientists find dolphins call out to each other 'by name'

Scientists have found further evidence that dolphins call each other by "name".

Researchers from the University of St Andrews discovered that they use a unique whistle to identify each other.

It is thought to be the first time this kind of behaviour has been seen in an animal.

Rebecca Morelle reports.

  • 23 Jul 2013
Go to next video: Dolphin pod spotted off Cornwall