The Colour Identification Guide to Caterpillars of the British Isles: (Macrolepidoptera) by Jim Porter
For the first time in 100 years, this is a definitive illustrated guide to British caterpillars. Over 850 different species are photographed, in their natural settings, and are described. The book is fully endorsed by specialists in the field, including Bernard Skinner, the author of the definitive Colour Identification Guide To Moths.