For this New Zealand parrot, 'laughter' is contagious

Monday, 20 March 2017
When people are feeling playful, they giggle and laugh, making others around them want to laugh and play too. Now, researchers have found that the particularly playful kea parrot from New Zealand has a 'play call' with a similarly powerful influence. When other kea hear that call, it puts them into a playful mood.

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