A new study has found that dolphin mothers also use a kind of high-pitched baby talk with their kids.
Thirty-three people were referred to U.S. law enforcement after the group allegedly harassed a pod of wild dolphins, Hawaii officials said. It’s illegal to swim within 50 yards of them.
found that female bottlenose dolphins change their tone when addressing their calves. Researchers recorded the signature whistles of 19 mother dolphins in Florida, when accompanied by their young offspring and when swimming alone or with other adults.is a unique and important signal — akin to calling out their own name.
When directing the signal to their calves, the mother’s whistle pitch is higher and her pitch range is greater than usual, according to the study published in the journal,"That was true for every one of the moms in the study, all 19 of them," said biologist Peter Tyack, a study co-author from the University of St. Andrews in Scotland.
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