This nature travel guidebook to the central Spanish Pyrenees and adjacent lowlands contains routes and background info on landscape, flora and fauna. Landscape history Ecosystems Geology Flora and Fauna Where to watch birds Finding orchids and other wildflowers 21 detailed routes with tips for finding wildlife and 25 extra sites descriptions Dirk Hilbers set up the Crossbill Guides Foundation and travels Europe to research the guidebooks. This is the 11th guide on which he has worked. As a biologist, when not in the field, Dirk Hilbers is a free-lance writer and lecturer in the field of environmental ethics.Kees Woutersen has lived in Huesca (Spain) for 20 years, working as a nature and bird guide throughout Spain. He runs his own travel company and is author of various books on birds and natural history, mostly about the birds and mammals of the Pyrenees. This is the first Crossbill Guide he wrote but he later followed on with other guides to areas in Spain and Portugal.