We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleDefinitive fossil evidence for the extant avian radiation in the Cretaceous.AuthorsClarke JA; Tambussi CP; Noriega JI; Erickson GM; Ketcham RAPublicationNature, 2005, Vol 433, Issue 7023, p305ISSN1476-4687Publication typearticleDOI10.1038/nature03150