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Genetics Help to Determine Ant Caste System (3 of 3)

Caption: Image of the Pogonomyrmex rugosus workers and queens. During the mating flight season, young queens (the winged individuals) can often be seen in the nest entrances.This image relates to an article that appeared in the Oct. 24, 2008, issue of Science , published by AAAS. The study, by Dr. Tanja Schwander and colleagues at the University of Lausanne in Lausanne, Switzerland was titled "Genetic Compatibility Affects Queen and Worker Caste Determination."

Credit: Image © Science/AAAS

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