Warber and Cowbird Eggs (IMAGE)

University of Illinois at Urbana-Champaign, News Bureau

Warber and Cowbird Eggs

Caption

Cowbirds surreptitiously lay their eggs in other species' nests, leaving the care and feeding of their offspring to the unwitting hosts. The three larger eggs are cowbird eggs, laid in a prothonotary warbler's nest.

Credit

Photo by Jeff Hoover

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Image may be used only to accompany stories about the research described in this release. Credit required: Jeff Hoover

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