Dolphins keep long-lasting friends: Study

By Jemma Crew, Press Association
Updated December 19 2018 - 2:56am, first published 2:54am
Choosy Dolphins like to stick together once they've bonded in tight-knit groups, research shows.
Choosy Dolphins like to stick together once they've bonded in tight-knit groups, research shows.

Dolphins have "long-lasting friendships" and form cliques while shunning other groups, researchers have observed.

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