Yawning isn’t the only bodily function that’s contagious. Japanese scientists have discovered that chimpanzees are more likely to urinate when they see other primates going No. 1 as well, as ...

A new study reports that primates will synchronize urination with implications for the evolution of social cohesion ...

A new paper published in Current Biology suggests a novel twist on an old saying: Instead of "monkey see, monkey do," the paper proposes ... to see whether it was at all similar to contagious yawning, ...

“We initially expected that any social influences might resemble those seen in yawning – such as stronger contagion between socially close pairs,” Ms Onishi said. “However, our results ...