Only Cowbirds Sing the Watery Blues
December 19, 2025 Research led by U biologist Franz Goller reveals how cowbirds create ‘liquid’ notes by tightly controlling two sound sources in their vocal organ, mimicking the physics of falling water droplets. Cowbirds are special among songbirds for the “watery” timbre of their singing, which resembles the sound of falling droplets striking water, a […]
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