Study: Dolphins Remember Each Other for Decades

Dolphins, not elephants, may have the best memories of any non-human species.

In a new study, scientists say dolphins in captivity have shown an ability to recognize former tank mates’ whistles even after being apart from them for more than 20 years.

The study, done by researchers at the University of Chicago, shows that dolphins have the longest social memory ever recorded for non-humans. According to the study, dolphins’ skills in recognizing the whistle sounds may be better than …

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