Unit groups of chimpanzees and their nomadism in the savanna woodland Kosei Izawa OriginalPaper Pages: 1 - 45
Social behavior and relationship among wild chimpanzees of the Mahali mountains Toshisada Nishida OriginalPaper Pages: 47 - 87
Assessing the spontaneous cage behavior of the squirrel monkey (Saimiri sciureus) Gary R. FrancoisErnest S. BarrattCornelia S. Harris Reports Pages: 89 - 92
