We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleKin Selection in Cooperative Alliances of Carrion Crows.AuthorsBaglione, Vittorio; Canestrari, Daniela; Marcos, José M.; Ekman, JanPublicationScience, 2003, Vol 300, Issue 5627, p1947ISSN0036-8075Publication typearticleDOI10.1126/science.1082429