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Who s that?

Who s that? dolphins can recognise their own reflections, say researchers in the us . This shows a level of self-awareness never seen before in the animals and credited only to humans and apes. "This is a very rare ability, which up until now has been seen only in humans and great apes,' says Lori Marino, researcher at Emory University in Atlanta, in the us .

Scientists had thought that close genetic links explained the common

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