This hilariously eye-popping book showcases real-world angry birds and 50 fantastic stories peppered with tips to avoid them, as well as fascinating facts about angry bird behavior. In addition to the funny and light-hearted real-life angry bird stories, National Geographic Angry Birds: Fed up, Feathered, and Furious will tell, for the first time ever, the story of the Angry Birds we all know and love from the hit game. Angry Bird fans will finally get to learn the personality, name, and all the details of each of the iconic Angry Birds. The Angry Birds' stories have been TOP SECRET until now, and will only be revealed in this book! Rovio graphics and National Geographic photography are featured throughout. Structured like the game which progresses in degree of difficulty, the book progresses in degree of anger and devotes a chapter to each level of anger intensity; Annoyed, Testy, Outraged, and Furious. Readers will discover the world's angriest real bird at the end. As one of the most trusted authorities on animal behavior, National Geographic is the perfect source for the real truth behind real-life angry birds.