Voice Garden warbler

male singing, recorded in surrey, england

the male s song, delivered birds in dense cover, rich musical warbling delivered in bursts of few seconds duration, longer periods. song confusable of blackcap, although compared species lower-pitched, less broken discrete song segments , more mellow. both species have quiet subsong, muted version of full song, more difficult separate. frequent call of garden warbler sharp kek-kek, repeated rapidly when bird alarmed. quiet rasping tchurr-r-r-r resembling main call of common whitethroat heard. juvenile has quia alarm vocalisation. garden warbler mimic other birds, , mimicked blackcap. both sylvia warblers sing against common nightingales, have similar song despite being unrelated. subsong may heard on wintering grounds in africa, developing full song in march , april prior return europe.