Hardwired for Love

"So a fruit fly walks into a bar..." In all seriousness, finding a mate is an important part of life for almost every species. But how do animals like fruit flies determine what is attractive in a potential mate? Yehuda Ben Shahar, assistant professor of biology at Washington University in St. Louis, studies the role of genetics in courtship and mating behaviors. Join us as he describes his research and explains how biologists manipulate genes to test their theories.