Music: http://www.soundcloud.com/querflote Insane in the Chromatophores footage courtesy of Backyard Brains, a company making low-cost neuroscience equipment to get the general public excited about the brain. http://www.backyardbrains.com Most Film Footage courtesy of Shutterstock, Inc., Used by Permission Photos: (titles and authors in order of appearance) Yemen chameleon arturasker/Shutterstock.com Chameleon on branch Dja65/Shutterstock.com Two veiled chameleon brothers and fighting over a cecropia moth.