Call repertoire of an endemic avian species, the Indian chat Cercomela fusca

摘要: Almost all birds produce acoustic signals either in the form of calls or songs both, while communicating. These play an important role their social life. Songs a somewhat restricted many species territorial establishment and mate attraction, are generally used for immediate requirements throughout year seem to be more than songs. The present study deals with physical characteristics significance different types by Indian chat, Cercomela fusca. A total eight calls, namely begging call, feeding alarm threat contact distress roosting emergence were observed call repertoire this species. Three these young ones, adults remaining five types. possible functions call-types have been deduced from contexts under which they produced.