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Science

The genetic switch behind the butterfly’s enhanced visual world of color

Image: Phys.org

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  • Phys.org · October 8, 2026 23:40
    Many insects see the world through hundreds of tiny lenses that are grouped together in a visual organ known as the compound eye. Behind each lens sits a cluster of eight light-detecting cells arranged in a pattern that scientists believe has existed for hundreds of millions of years.