Her cheatin' heart might be inherited from dad.
A study of infidelity among hundreds of captive zebra finches shows that philandering tendencies can be in part inherited, says Wolfgang Forstmeier of the Max Planck Institute for Ornithology in Seewiesen, Germany. The study also reveals a partial link between male and female philandering genes that may help explain how female infidelity evolves, Forstmeier and his colleagues say online June 13 in Proceedings of the National Academy of Sciences.
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