Cerulean Warbler song and calls

Birdsong and calls are often the easiest way to identify the Cerulean Warbler, especially when the bird is hidden in dense foliage. Below is what to listen for.

Song

A distinctive, buzzy, and accelerating series of notes, often described as 'zray zray zray zreeeeeee' or 'buzz-buzz-buzz-BZZZZZ'. The final note is typically higher pitched and drawn out.

Calls

A sharp 'chip' note, often given when agitated or as a contact call. Also a soft 'tsip' call.

When they vocalize

Males sing frequently during the breeding season, especially in the mornings, to attract mates and defend territory. Calls are given year-round.

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