Bird Tree of Life (IMAGE)

University of Illinois at Urbana-Champaign, News Bureau

Bird Tree of Life

Caption

Researchers have worked out the evolutionary relationships of dozens of bird species. The findings add to the evidence that some traits -- such as vocal learning or foot-propelled underwater diving - evolved independently among different groups of birds.

Credit

Graphic by Julie McMahon, University of Illinois

Usage Restrictions

Graphic may be used only to accompany stories about the research described in the release. Credit required: Julie McMahon, University of Illinois

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