New research suggests that kissing probably predates humanity and evolved between 16.9 million and 21.5 million years ago, after the ancestor of the great apes split from the lesser apes, or gibbons.
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Scientists Say Kissing Began Long Before Humans Existed
Key Takeaways Kissing may date back 21.5 million years in early ape ancestorsResearchers studied modern primates to estimate how the behavior evolvedKissing is not universal today and only 46% of ...
Kissing may feel like a very human habit, but new research suggests it has much deeper roots. A team of scientists says the behavior likely began more than 20 million years ago, long before modern ...
Kissing is not universal today and only 46% of cultures practice it, say researchers THURSDAY, Nov. 20, 2025 (HealthDay News) — Kissing may feel like a very human habit, but new research suggests it ...
THURSDAY, Nov. 20, 2025 (HealthDay News) — Kissing may feel like a very human habit, but new research suggests it has much deeper roots. A team of scientists says the behavior likely began more than ...
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