With stunning, iridescent colors and wings that can beat 50 times per second, hummingbirds are one of the most exquisite species on the planet. There's no better place to see them than in the Colombian Andes, home to over 150 species of hummingbirds--more than anywhere else in the world. Follow these tireless fliers through the mountain wilderness as they battle freezing rain, evade jungle predators, raise their chicks, and engage in an endless search for nectar.