The essential mutimedia reference guide to the natural world. Here is a highly visual, interactive encyclopedia that will take you on an exhilarating journey through the world of nature, to explore the fascinating lives of hundreds of species of animals and plants and the habitats in which they live.. Eyewitness Encylclopedia of nature brings the natural world to life through a variety of exciting pathways, stimulating your desire to find more about the living world around you.