# Simultaneous Expression of UV and Violet SWS1 Opsins Expands the Visual Palette in a Group of Freshwater Snakes

> Research article (Molecular Biology and Evolution, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3200033128](https://www.wikidata.org/wiki/openalex:W3200033128)  
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