Common chiffchaff and generally pale legs. Bonelli's warbler ("P. bonelli)" might be confused with the common chiffchaff subspecies "tristis", but it has a plain face and green in the wings. The common chiffchaff also has rounded wings in flight, and a diagnostic tail movement consisting of a dip, then sidewards wag, that distinguishes it from other "Phylloscopus" warblers and gives rise to the name "tailwagger" in India. Perhaps the greatest challenge is distinguishing non-singing birds of the nominate subspecies from Iberian chiffchaff in the field. In Great Britain and the Netherlands, all accepted records of vagrant Iberian chiffchaffs relate to singing males.
A Photographic Guide to the Birds of Indonesia with one or more photographs as well as a distribution map. The taxonomy and nomenclature in the first edition followed "The Birds of Indonesia: a Checklist" by Peter Andrew from 1992; this was the most used checklist at the time, using the so-called ‘crows-last’ sequence. The book was a companion to "A Photographic Guide to the Birds of Southeast Asia" which was published the previous year, in 2000. However, this volume used a different checklist as a reference with a ‘buntings last’ sequence. "A Photographic Guide to the Birds of Indonesia" was reprinted several times during the following years, but