Roach researched animal misbehaviors for her new book, Fuzz. Though animals are all but charged with crimes when they run afoul of human values, she learns, they often have the last laugh.
An experiment involving dog treats suggests our canine pals may understand the difference when a human withholds a treat by accident and when they do so on purpose. But don't press your luck.
In the study by Japanese researchers, cats reacted to their own name. Researchers say it's the first evidence showing cats can understand spoken words.
Apes' intelligence tests vary so much from kids' that comparative results may be invalid. Anthropologist Barbara J. King explores new insights from psychology.
