Kissing's Origins Go Back 20M Years

Bayesian phylogenetic modeling suggests kissing emerges deep in primate evolution and persists across multiple ape lineages, including extinct hominins.

By
Kathryn Wighton
February 3, 2026
3 min

Conexiant

Top Institutions in Psychiatry

Brief introduction explaining scope and methodology.

#1

University of Oxford

Oxford, Oxfordshire
Key Differentiators
- Evolutionary Anthropology
- Behavioral Biology
- Genetics
#2

University College London (UCL)

London, Greater London
Key Differentiators
- Evolutionary Anthropology
- Genetics
- Behavioral Ecology
#3

Max Planck Institute for Evolutionary Anthropology

Leipzig, Saxony
Key Differentiators
- Evolutionary Anthropology
- Primatology
- Genomics
#4

Harvard University

Cambridge, Massachusetts
Key Differentiators
- Anthropology
- Evolutionary Biology
- Primatology
#5

University of California, Davis

Davis, California
Key Differentiators
- Primatology
- Evolutionary Biology
- Behavioral Ecology