Scientists pinpoint jealousy in the monogamous mind
(PHYSorg.com Biology)

Jealousy leads to increased brain activity in areas associated with social pain and pair bonding in monogamous monkeys, finds a study published today in open-access journal Frontiers in Ecology and Evolution. The study is the first monogamous primate model for the neurobiology of jealousy, a powerful emotion that is difficult to study in humans and not typically studied in animals.