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Study Reveals Male Pheasants' Feathers Limit Vision

11/27/2025

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Summary

Story summary

A Biology Letters study reports that male golden pheasants' facial feathers reduce their field of vision.
The results show the first evidence of differing visual capabilities between male and female birds.
Led by biologist Steve Portugal of the University of Oxford, researchers tested about 300 species and examined pheasants in France and England.
The study finds that male pheasants have limited eyesight due to elaborate feather structures, unlike females.

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Story summary

A Biology Letters study reports that male golden pheasants' facial feathers reduce their field of vision.
The results show the first evidence of differing visual capabilities between male and female birds.
Led by biologist Steve Portugal of the University of Oxford, researchers tested about 300 species and examined pheasants in France and England.
The study finds that male pheasants have limited eyesight due to elaborate feather structures, unlike females.