Rhythm and timing in laughter reveal that human vocal plasticity falls on a hominid continuum | Communications Biology
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Research suggests that human laughter shares similarities with that of great apes, indicating a possible shared origin. The rhythm and timing of laughter in humans and great apes appear to be similar, which may provide clues about the evolution of human speech. The shared laughter pattern is believed to date back a significant amount of time, potentially as far as 15 million years.
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