Children don’t walk around telling each other jokes in order to laugh. Children play – and laugh.
When chimpanzees roll and tumble together, they make a sound that is considered chimpanzee laughter. They play!
Photo: stock.xchnge
Children don’t walk around telling each other jokes in order to laugh. Children play – and laugh.
When chimpanzees roll and tumble together, they make a sound that is considered chimpanzee laughter. They play!
Photo: stock.xchnge
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