Some prairie vole brains are better wired for sexual fidelity

Thursday, December 10, 2015 - 19:00 in Psychology & Sociology

Researchers have found that natural selection drives some male prairie voles to be fully monogamous and others to seek more partners. The surprising contrasts in the animals' brains result from differences in their DNA. Just as people can be introverted or extroverted, prairie voles can be more or less prone to sexual fidelity because of these genetic differences.

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