Kisses, licks, and drool: Study shows how 'saliva sharing' shapes babies' understanding of the closest relationships - STAT
- Kisses, licks, and drool: Study shows how 'saliva sharing' shapes babies' understanding of the closest relationships STAT
- Babies can tell who has close relationships based on one clue: saliva MIT News
- Babies may use saliva sharing to figure out relationships Science News Magazine
- The dribble test: How toddlers spot close social ties Geo News
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