only specific guide birds of Central Asia, based on several years of observation by 3 seasoned ornithologists. it is in English but very easy to read, concise, practical, a true field guide. One can easily judge the quality of the boards on those species we know to have encountered in Europe. the cards are very clear, and those of the header, with the types of reliefs, vegetation and climates throughout the region. still to go test it on the ground ...
