Article
Host-plant-derived variation in ultraviolet wing patterns influences mate selection by male butterflies.
The Journal of experimental biology - 1 Jul 2001
Knüttel H, Fiedler K
Abstract excerpt
We report on the first case in which sequestered secondary plant compounds determine an insect's external appearance in the ultraviolet spectrum and thereby influence visually mediated mate choice. Larvae of the common blue butterfly Polyommatus icarus specifically sequester flavonoids in different amounts and types, depending on the part or species of food plant. During late pupal development the majority of...
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