Positional behavior ofCebuella pygmaea in Yasuni National Park, Ecuador Dionisios Youlatos OriginalPaper Pages: 543 - 550
Digesta retention in the gastro-intestinal tract of the orang utan (Pongo pygmaeus) J. M. CatonI. D. HumeP. Harper OriginalPaper Pages: 551 - 558
Terrestrial foraging and dental microwear inPapio ursinus David J. DaeglingFrederick E. Grine OriginalPaper Pages: 559 - 572
Polymorphic microsatellite loci and low-invasive DNA sampling inMacaca cyclopis Jui-Hua ChuHai-Yin WuYao-Sung Lin OriginalPaper Pages: 573 - 580
Variation in blood proteins and mitochondrial DNA within and between local populations of longtail macaques,Macaca fascicularis on the Island of Java, Indonesia Dyah Perwitasari-FarajallahYoshi KawamotoBambang Suryobroto OriginalPaper Pages: 581 - 595
Preferable mitogenicity of beetle lectin, Allo a, for the blood cell culture of macaques and its influence on apoptosis Hiroshisa HiraiKazuo Umetsu OriginalPaper Pages: 597 - 606
Coexistence of monogamy and polygyny in black-crested gibbon (Hylobates concolor) Xuelong JiangYingxiang WangQiang Wang Short Communication Pages: 607 - 611
Targeting aggression in blue-eyed black lemurs (Eulemur macaco flavifrons) Leslie J. Digby Short Communication Pages: 613 - 617
Tool-set for termite-fishing and honey extraction by wild chimpanzees in the Lossi Forest, Congo Magdalena BermejoGerman Illera Short Communication Pages: 619 - 627
Invitation to comparative cognitive science: An evolutionary understanding of the mind Masaki Tomonaga Book Review Pages: 629 - 631