Humans are not so unique after all!
Are animals also laughing about us? They should given all the superstition and practices that still grip humans in the 21st century like socialism, authoritarianism, Global Warming hoax and much more!
"... Although greater focus has been given to visual play signals, here we demonstrate that vocalisations constitute a widespread mode of play signalling across species. Our review indicates that vocal play signals are usually inconspicuous, although loud vocalisations, which suggest a broadcast function, are present in humans and some other species. Spontaneous laughter in humans shares acoustic and functional characteristics with play vocalisations across many species, but most notably with other great apes. Play vocalisations in primates and other mammals often include sounds of panting, supporting the theory that human laughter evolved from an auditory cue of laboured breathing during play. ..."
Here is the underlying research article:
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