Wild animals are mysterious and even scary, but they are also fascinating creatures. Designed for readers age 12 and up, this nonfiction life science series provides an in-depth exploration of different mammals, reptiles, amphibians, birds, and fish that inhabit the planet. Each book details the life cycle, diet, anatomy, and habitat of the featured animal, giving readers a greater appreciation for wildlife and the natural world. Monkeys are known for swinging from trees and making loud noises, but there is much more to discover about this beloved animal. This high-school nonfiction title gives readers an in-depth look at the life cycle, diet, anatomy, and habitat of these fun-loving primates. Also featured are species conservation efforts and the animal's relationship with humans throughout history. Captivating photos and intriguing facts are accompanied by sidebars, a glossary, selected bibliography, websites, and an index.