I've always have had a soft spot for animals, maybe too many Walt Disney's cartoons maybe the fact that, unlike people, animals are very WYSIWYG. Maybe not, an article on the New Scientist now says us that dolphins have names and call each other.

Each dolphin begins developing its own signature whistle during infancy and keeps it throughout its lifetime. Researchers had previously shown that dolphins respond more to the calls of their close kin. They hypothesised that the animals identify one another by the briefly whistled tunes.

dolphins

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