We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleFree-ranging dogs assess the quantity of opponents in intergroup conflicts.AuthorsBonanni, Roberto; Natoli, Eugenia; Cafazzo, Simona; Valsecchi, PaolaPublicationAnimal Cognition, 2011, Vol 14, Issue 1, p103ISSN1435-9448Publication typearticleDOI10.1007/s10071-010-0348-3