A viral video of a young gorilla bursting into laughter-like sounds while being gently tickled by a familiar human caretaker ...
Humans and great apes have been giggling in similar ways since branching off the evolutionary tree, a new study suggests.
Cyprus Mail on MSN
Humans and great apes show similar rhythmic pattern in laughter
There are many kinds of laughter. People may guffaw at a joke. They may giggle nervously in an uncomfortable situation. They may chuckle with ​mild amusement. They may snicker to express contempt — ...
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