When mice choose mates, experience counts

Choosing a mate is a big decision. And, at least for mice, it's one that is best made with input from one's peers. In a series of experiments designed help scientists understand the brain chemicals that guide mate selection, Pfaff and his colleagues exposed female mice to odors of either a male mouse alone or a male mouse with a female. The females consistently preferred the scent of males linked to other females.

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All News summaries for March 21, 2006