In 1957 at the Field Museum in Chicago, Dr. Karl Schmidt, a famous herpetologist, was examining a small green-and-black boomslang snake. In less than a second, the snake sank its small, rear-facing fangs into Karl’s thumb. At the time, Karl and other scientists didn’t believe the boomslang’s venom was deadly. Karl would soon learn otherwise . . . Learn all about venomous snakes in this engrossing new narrative nonfiction book for young readers. It’s packed with exciting wildlife encounters, cutting-edge science, and loads of info about venom and its deadly effects.