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Study: Dolphins know to call one another by name

A study published Wednesday in the Proceedings of the Royal Society B explains that bottlenose dolphins have been observed calling one another by name, in a groundbreaking discovery that extends a behavior previously only seen in humans to a member of the animal kingdom. Researchers have known for some time…

Study: Dolphins form cliques around mutual interests

Bottlenose dolphins that have learnt to use sea sponges as hunting tools form cliques with others that do the same — the first evidence of animal grouping based on mutual interest, a study said Tuesday. The finding may represent the first known proof of cultural behaviour in the animal kingdom,…