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`Dolphins form elite societies and cliques`

Last Updated: Thursday, August 02, 2012, 17:58

Dolphins form cliques and elite societies based on their skills, sharing knowledge only with those in their circle, scientists have claimed.

Successful dolphin mums get help from pals

Last Updated: Tuesday, November 02, 2010, 16:47

A new study has shown that successful female dolphins take help from their female friends.