Audio Article: Babies can tell who has close relationships based on one clue: saliva
MIT News
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Babies Can Tell Who Has Closer Relationships Based on a New Study
Babies can tell who has close relationships based on one clue, saliva. Children watching video were more likely to look toward the puppet with whom she had shared saliva. The finding suggests that babies can use these cues to try to figure out who around them is most likely to offer help.
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