The essential guide to finding birds in the Thames Valley and Chilterns (previously published as Where to Watch Birds in Bedfordshire, Berkshire, Buckinghamshire, Hertfordshire and Oxfordshire) has over 82 principal sites covered in detail, with many smaller additional sites; fully revised and updated, with 15 new sites added; each site described in terms of habitat, species, seasons and access; detailed maps provided for all principal sites; illustrated throughout with many delightful new line drawings; allows birders of all levels to get the best out of the region's best wildlife areas.