OMG. They turned these poor mice into

Women

They found the formerly promiscuous rodents spent more time cuddling with their current partners rather than with new females, compared to control animals.

O.K. you can start throwing things at me for that blantant sexual insult.

Seriously though, if I were the type of guy that was promiscuous, I wouldn't get my brain fucked for a lady...

not that I am the promiscuous type...