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The chatter of birds, frogs, monkeys, and bugs can help illuminate the evolution of human language
JAY GORY, MANAGING EDITOR, science
If you listen closely to the sound of birds chirping, you’ll hear that they’re taking turns. The same goes for croaking frogs and dolphin whistles. Fireflies flirt in alternating flashes, called “courtship dialogues.” And monkey parents will refuse to respond to offspring if they’re interrupted. Scientists have long observed that creatures seem to convey a… read more


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