We all experience stress and conflict — whether it’s an argument with a friend, workplace tension, or competition for ...

In the experiment, a bonobo sat face-to-face with Townrow at a table. Between them were three upturned plastic cups, under one of which a treat, such as a grape or a Cheerio, was hidden.

Female chimps lead a life much more solitary than that their bonobo cousins, and are sometimes harassed by the much larger males. Sex is strictly about reproduction, and reproductive tactics can ...