It's Not Just Humans: Sun Bears Also Communicate by Mimicking Facial Expressions

“A smile is infectious,” so goes the cheesy saying. But there’s actually some validity there. It’s long been known that people, often unintentionally, mimic the facial expressions of those around them. This communication technique was thought to only exist in humans and gorillas, but new research is challenging that idea. A recent study in sun bears, which are the smallest (and possibly cutest) species of bear in the world, shows that they, too, mimic the expressions of their peers. Durin

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