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| Description: PET scan of a monogamous prairie vole’s brain with many receptors for the hormone oxytocin (red). PET scan of a promiscuous prairie vole’s brain with few hormone receptors for oxytocin. Picture Stats: Views: 87 Filesize: 609.83kB Height: 591 Width: 1719 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=47326 |