The tiger is the world's largest species of cat. The biggest tigers, found in eastern Russia and northeastern China, are known as Amur, or Siberian, tigers. Find out more about this top predator in Tiger, one of the titles in Apex Predators. This series takes readers to the top of the food chain, exploring a major predator's habitat, diet, adaptations, cultural importance, and much more. Apex Predators is a series of AV2 media enhanced books. A unique book code printed on page 2 unlocks your interactive eBook. These books come alive with video, audio, weblinks, slideshows, activities, and much more.