Cowbirds on Wire (IMAGE)

University of Illinois at Urbana-Champaign, News Bureau

Cowbirds on Wire

Caption

A new study finds that cowbirds adjust the sex of their offspring throughout the nesting season. A female, left, and male cowbird perch on a wire fence. Both birds are adults.

Credit

Photo (c) by Michael Jeffords and Sue Post

Usage Restrictions

Photo may be used with stories about the research described in this news release. Credit required: Photo by Michael Jeffords and Sue Post

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