We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleBegging signals in a mobile feeding system: the evolution of different call types.AuthorsKunc HP; Madden JR; Manser MBPublicationThe American naturalist, 2007, Vol 170, Issue 4, p617ISSN1537-5323Publication typearticleDOI10.1086/521233