World News Science 'Eee!' Male dolphins whistle to stay in touch with distant ocean pals 4:43pm March 30, 2022 World Science Animals Share URL copied to clipboard! Copyright 2022 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered National Iranian-Americans react to U.S. airstrike on Iran World News Details emerge about Operation Midnight Hammer by Andrew Limbong 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate
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