Dolphin memory: After 20 year, they still answer to each other’s calls.

Separated for 20 Years, Dolphins Still Recognize Each Other (VIDEO)

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Aug. 8 2013 12:55 PM

Separated for 20 Years, Dolphins Still Recognize Each Other (VIDEO)

The study was carried out with 53 bottlenose dolphins bred in captivity who spent time together in the past and have since been separated by years and miles, living in six different facilities.

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