Why Face Symmetry Is Sexy Across Cultures And Species

In humans, faces are an important source of social information. One property of faces that is rapidly noticed is attractiveness. Research has highlighted symmetry and sexual dimorphism (how masculine or feminine a face is) as important variables that determine a face’s attractivenes

[...] In a study published in the May 7 issue of the journal PLoS ONE, Anthony Little of the University of Stirling and colleagues show that measurements of symmetry and sexual dimorphism from faces are related in humans, both in Europeans and African hunter-gatherers, and in a non-human primate. In all samples, symmetric males had more masculine facial proportions and symmetric females had more feminine facial proportions.

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