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Cassin's Vireo - Vireo cassinii

Photo: tony battiste; 2012 Oct 5; USA, Arizona; Battiste B&B Hereford; Adult;
Song: Song is a jerky series of burry phrases "chreu ch'ree, choo'reet, chr-ree ch-ri'chi-roo" etc, similar to Blue-headed Vireo's song but lacks melodious quality. Short harsh call notes are almost identical to Blue-headed's.
Sound: Kevin J. Colver; Apr; CA; Adult; Male; Primary Sound;


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Number of species: 439

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