News From the Field

Fatal chirps: Nocturnal flight calls increase building collisions among migrating birds


April 2, 2019

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Birds that produce faint chirps called flight calls during nighttime migration collide with illuminated buildings much more often than closely related species that don't produce such calls, according to a new analysis of a 40-year record of thousands of building collisions in the Midwest. Full Story

Source
University of Michigan

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