Posted by Asher Braun on Sep 08, 2008
Why do some men stray from their marriages, while others seem content to stay with one partner for life?
The answer may come from an unlikely source: the vole. A vole is a rodent, and it comes in several species. Prairie voles mate for life. Mountain voles do not. Research has shown that prairie and mountain voles have different versions, known as “alleles,” of a particular gene (AVPR1A). Read more