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Lonely dolphin has ‘highly vocal’ conversations — with himself, surprised researchers say
A dolphin living in isolation in the Baltic Sea ... Filatova likened Delle’s cries potentially to that of “much like how we sometimes laugh when we read something funny, even if no one else ...
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The Lonely Dolphin That Talks to Himself
The dolphin, known as Delle ... He could also be making involuntary noises like when we laugh aloud, reading or seeing something funny. It is an intriguing window into the behavior and psychology ...