Yellow Warbler (IMAGE)

University of Illinois at Urbana-Champaign, News Bureau

Yellow Warbler

Caption

Yellow warblers sometimes abandon their nests when a cowbird lays an egg in them. Another strategy involves building a new nest on top of the old one, sealing off the parasitic egg.

Credit

Photo by Pookie Fugglestein

Usage Restrictions

No restrictions.

License

Public Domain

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