The Great Alaska Nature Factbook describes the diversity of plants and animals in Alaska. Illustrated with line drawings, the text has entries for the 105 species of mammals, nearly 300 birds, and 1,500 species of plants. The author also provides an overview of the six regions and the natural features such as the Bering Land Bridge, mineral deposits, and hot springs. It is a field guide or "minature encyclopedia" of facts and trivia about Alaska. Index and Further readings are also included.