Monkeys increase scratching when encountering unexpected good fortune

Abstract Elucidating how ancestral behavioural traits have been repurposed for psychological and social functions is critical to advancing our understanding of human behavioural evolution. Self-scratching, originally a hygienic response and known to exhibit social contagion, serves as a model for th...

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Bibliographic Details
Main Authors: Sakumi Iki, Ikuma Adachi
Format: Article
Language:English
Published: Nature Portfolio 2025-03-01
Series:Scientific Reports
Subjects:
Online Access:https://doi.org/10.1038/s41598-025-92251-x
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