flexible means old format paperback (1993) devoted to the Indian avifauna; after thirty generalities pages ending with a double high color map subcontinent page, the author, publisher and Indian naturalist, presents each species selected in 2060 by devoting a short article (a third of an average page sometimes several species grouped) illustrated (for 500 species only) a small color photograph; no ID card or systematic distribution board unfortunately; This incomplete but properly illustrated tutorial will be a good starting point for the ornithologist departing pending a more comprehensive guide more compact and certainly more expensive