Chimpanzees and human babies laugh the same way

Babies laugh breathing and exhaling in a remarkably similar way to non-human primates, according to a new study, according to a new study. Younger babies usually laughed at inspiration and exhalation, as did non-human primates such as chimpanzees.

However, in older babies, laughter was primarily produced only at the time of exhalation, as is the case in older children and adults. "Adult humans sometimes laugh while inhaling, but the proportion is very different from that of infant and chimp laughter. Said Disa Sauter, badociate professor at the University of Amsterdam.