A snake park in the Sultanate of Oman has a serious problem: all but one of their snakes have died. The owner of the park has hired a 'snake detective' to uncover the mystery of the dying snakes. Why did the snakes die? Will the snake detective be able to save the new snakes? The Footprint Reading Library" is the first non-fiction reading series for English language learners to present real-world stories in print, audio, and video. This series offers fascinating stories and facts from across the planet, and develops the language and skills needed to understand non-fiction writing. It offers a rich selection of engaging non-fiction, grouped into five themes: Incredible Animals, Fascinating Places, Remarkable People, Exciting Activities, and Amazing Science. One hundred individual readers are graded into eight levels - from Pre-Intermediate to Advanced. It ranges from 800 to 3,000 headwords