Female Prothonotary Warbler (IMAGE)

University of Illinois at Urbana-Champaign, News Bureau

Female Prothonotary Warbler

Caption

Female prothonotary warblers lay their eggs earlier in the breeding season when local April temperatures are warmer. A new study finds this benefits the birds by enabling them to sometimes fledge additional broods of nestlings.

Credit

Photo by Michael Jeffords and Sue Post*

Usage Restrictions

May be used only with stories about the research described here. Credit required: Photo by Michael Jeffords and Sue Post

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