Article
Allopatric genetic origins for sympatric host-plant shifts and race formation in Rhagoletis.
Proceedings of the National Academy of Sciences of the United States of America - 2 Sept 2003
Feder Jeffrey L, Berlocher Stewart H, Roethele Joseph B, Dambroski Hattie, Smith James J, Perry William L, Gavrilovic Vesna, Filchak Kenneth E, Rull Juan, Aluja Martin
Abstract excerpt
Tephritid fruit flies belonging to the Rhagoletis pomonella sibling species complex are controversial because they have been proposed to diverge in sympatry (in the absence of geographic isolation) by shifting and adapting to new host plants. Here, we report evidence suggesting a surprising sourc...
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