Bottlenose dolphins may use signature whistles for other individuals in their pods, research suggests.
(Image credit: Brent Durand via Getty Images)
Every person you know has a name, and you've likely given one to your pets, too. But are names a uniquely human feature, or do other animals also call each other by name?
Research suggests that some mammals and birds use vocal labels for other individuals, but not all scientists agree on how to interpret the evidence.
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Olivia Ferrari is a New York City-based freelance journalist with a background in research and science communication. Olivia has lived and worked in the U.K., Costa Rica, Panama and Colombia. Her writing focuses on wildlife, environmental justice, climate change, and social science.
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