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The lycaenid butterfly Polyommatus icarus uses a duplicated blue opsin to see green

URN to cite this document:
Sison-Mangus, Marilou S. ; Briscoe, Adriana D. ; Zaccardi, Guillermo ; Knüttel, Helge ; Kelber, Almut
Date of publication of this fulltext: 05 Aug 2009 13:40


The functional significance of gene duplication is rarely addressed at the level of animal behavior. Butterflies are excellent models in this regard because they can be trained and the use of their opsin-based visual pigments in color vision can be assessed. In the present study, we demonstrate that the lycaenid Polyommatus icarus uses its duplicate blue (B2) opsin, BRh2, in conjunction with its ...


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