Bryce visits Dr. Jean-Baptiste Leca to interview him about rare male- homosexual behaviour amongst Japanese macaques.
Is there any science behind gay stereotypes -- that gay men tend to be more effeminate in behaviour and interests? It turns out there is.
Visit our portal to learn about other shows and online content.
Be the first to find out what's coming up on CBC Documentaries on TV & online. Never miss another program!
Educators can purchase many episodes and learning guides of Firsthand and The Nature of Things for classroom use on the CBC Learning website.