If someone says they need to use the bathroom, does it make you want to go too? "Contagious peeing" is a known phenomenon in humans, but new research shows that it happens in chimpanzees too, suggesting a deep evolutionary origin for this social behavior.
And that's not the only wacky wildlife story in this week's science news. Researchers have uncovered the breeding secrets of the world's smallest penguins, revealing that "divorce" is rampant among these small sea birds.
