These "Eyewitness Handbooks" are pocket-sized reference books. This particular guide looks at the world of trees, with distinguishing features highlighted to aid the recognition of individual species of tree. For easier reference, at-a-glance information panels, illustrations and photographs are provided for each entry. Text provides information on key characteristics of each family or group of trees. Master charts, maps,fact boxes and colour-coded panels make correct identification foolproof. Other books in the series are "Rocks & Minerals", "Shells", "Butterflies & Moths".