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Month: April 2017

Blackcap (Sylvia atricapilla) and Garden warbler (Sylvia borin) song identification

Blackcap (Sylvia atricapilla) and Garden warbler (Sylvia borin) song identification

Two very common species, but still a classical identification issue even for experienced birders !   Structure of  the song and differences with Mediterranean warblers : Both species have a rich whistling song including an astonishing variety of notes. While typical songs are quite easy to identify, the main confusion is caused by subsongs produced by both species. Hence, the challenge is to find keys to identify sub-singers. A first look at the structure of the sound shows that those warbling songs are unique among European birds, so that…

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