More musical (pure tones) than red-eyed vireo.
Lower pitch than red-eyed vireo.
Slower song than red-eyed vireo: longer interval between phrases. Intervals are typically irregular (Morton and James 2020).
Blue-headed Vireo Song
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More musical (pure tones) than red-eyed vireo.
Lower pitch than red-eyed vireo.
Slower song than red-eyed vireo: longer interval between phrases. Intervals are typically irregular (Morton and James 2020).