Claim: “Dolphins can recognize their old friends even after 20 years of being separated.” Fact or fake?
And what is the source of this information?
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Fact.
A recent story published by The Independent cites a recent study which claims that:
Dolphins are able to remember one another’s signature calls for at least 20 years making it the longest memory for “faces” among animals – perhaps even surpassing the ability of people to remember one another from their appearances alone.
Source
Nice to hear you! Dolphins recognise old friends even after 20 years apart (Steve Connor, The Independent, August 7, 2013)
