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News From the Field

Could Smell Play a Role in the Origin of New Bird Species?

March 23, 2010

junco preen oil extraction Two recently diverged populations of a southern California songbird produce unique odors, suggesting smell could contribute to the reproductive isolation that accompanies the origin of new bird species. The Indiana University Bloomington study of organic compounds present in the preen oils of Dark-eyed Juncos is described in this month's Behavioral Ecology. Full Story

Indiana University Bloomington

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