With their bulging eyes and huge mouth, Potoos are distinctive residents of Brazil's forests. They resemble stuffed animals more than real birds, and their funny-looking faces are attracting a lot of fans online. The camera crew gets up close to capture these birds for the first time as they display an astonishing array of facial expressions or camouflage themselves against a branch. And you'll witness how Potoos react when confronted by a predator. Discover the true nature of this remarkable bird that's creating quite a buzz.