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Related Experiment Video

Updated: Feb 1, 2026

Key Elements of Photo Attraction Bioassay for Insect Studies or Monitoring Programs

Key Elements of Photo Attraction Bioassay for Insect Studies or Monitoring Programs

Published on: July 26, 2018

Preference for attractive faces is species-specific.

Fabrice Damon¹, Zhihan Li², Yin Yan²

¹Centre des Sciences du Gout et de l'Alimentation.

Journal of Comparative Psychology (Washington, D.C. : 1983)

|December 15, 2018

Summary

This summary is machine-generated.

Human attractiveness ratings predict preferences in macaques, but both species prefer attractive faces of their own kind. This suggests a blend of general sensory bias and species-specific categorization influences facial attractiveness perception.

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Area of Science:

Evolutionary Psychology
Comparative Cognition
Primate Behavior

Background:

Facial attractiveness preferences are observed across human age groups.
Existing theories propose mate choice adaptations or sensory biases for these preferences.
Cross-species investigation is needed to understand the origins of attractiveness bias.

Purpose of the Study:

To determine if human attractiveness ratings predict implicit visual preferences in humans and rhesus macaques.
To investigate if these preferences extend beyond conspecific faces.
To explore the interplay of sensory bias and species categorization in facial attractiveness.

Main Methods:

Human judges rated facial attractiveness.
Implicit visual preferences were measured in humans and rhesus macaques (Macaca mulatta).
Preferences for both human and macaque faces were assessed.

Main Results:

Human attractiveness ratings predicted implicit preferences in macaques.
Humans preferred attractive conspecific faces, while macaques preferred attractive conspecific faces.
Neither species showed a preference for attractive heterospecific faces.

Conclusions:

Facial attractiveness bias results from an interaction between general sensory bias and species categorization.
General sensory bias is modulated by conspecific/heterospecific face categorization, leading to species-specific preferences.
Findings challenge exclusive reliance on mate choice or general sensory bias theories alone.