Tool-use for drinking water by immature chimpanzees of Mahale: prevalence of an unessential behavior Takahisa MatsusakaHitonaru NishieToshisada Nishida Original Article 14 October 2005 Pages: 113 - 122
Additional materials of Myanmarpithecus yarshensis (Amphipithecidae, Primates) from the middle Eocene Pondaung Formation Naoko EgiMasanaru TakaiNobuo Shigehara Original Article 08 October 2005 Pages: 123 - 130
Costs of twins in free-ranging white-bellied spider monkeys (Ateles belzebuth belzebuth) at Tinigua National Park, Colombia Andres LinkAna Cristina PalmaAna Gabriela de Luna Original Article 19 November 2005 Pages: 131 - 139
Maxillary sinus atelectasis in a wild born gibbon (Hylobates moloch) Thomas KoppeOlav Röhrer-ErtlClaus-Peter Wallner Original Article 10 August 2005 Pages: 140 - 144
Amodal completion by baboons (Papio papio): contribution of background depth cues Joël FagotIsabelle BarbetChristine Deruelle Original Article 28 January 2006 Pages: 145 - 150
Muzzle size, paranasal swelling size and body mass in Mandrillus leucophaeus Sarah EltonBethan J. Morgan Original Article 30 November 2005 Pages: 151 - 157
Low genetic diversity and biased distribution of mitochondrial DNA haplotypes in the Japanese macaque (Macaca fuscata yakui) on Yakushima Island Shuhei HayaishiYoshi Kawamoto Original Article 18 January 2006 Pages: 158 - 164
A fatal attack on an unweaned infant by a non-resident male in a free-ranging group of Japanese macaques (Macaca fuscata) at Katsuyama Kazunori YamadaMasayuki Nakamichi Short Communication 21 September 2005 Pages: 165 - 169
Frequent insectivory by two guenons (Cercopithecus lhoesti and Cercopithecus mitis) in the Kalinzu Forest, Uganda Yasuko Tashiro Short Communication 07 October 2005 Pages: 170 - 173
Red-tailed monkeys (Cercopithecus ascanius) hunt green pigeons (Treron calva) in the Kalinzu Forest in Uganda Takeshi Furuichi Short Communication 09 February 2006 Pages: 174 - 176
Sarah Wolfensohn, Paul Honess. Handbook of primates husbandry and welfare Hiroko Yoshida Book Review 20 August 2005 Pages: 177 - 179
Anne E. Russon, David R. Begun (eds). The evolution of thought: evolutionary origins of great ape intelligence James R. Anderson Book Review 21 September 2005 Pages: 180 - 181
Jack Fooden, Mitsuru Aimi. Systematic review of Japanese macaques, Macaca fuscata (Gray, 1870). Fieldiana, Zoology, New Series, no.104 Colin Groves Book Review 18 October 2005 Pages: 184 - 185