1. Hierarchy and social status in Budongo chimpanzees

   • Nicholas E. Newton-Fisher

   Original Article 22 January 2004 Pages: 81 - 87

   

2. Urinary testosterone-metabolite levels and dominance rank in male and female bonobos (Pan paniscus)

   • Adinda Sannen
   • Linda Van Elsacker
   • Marcel Eens

   Original Article 20 December 2003 Pages: 89 - 96

3. Preliminary analysis of Nacholapithecus scapula and clavicle from Nachola, Kenya

   • Brigitte Senut
   • Masato Nakatsukasa
   • Hidemi Ishida

   Original Article 09 March 2004 Pages: 97 - 104

   

4. Diet and activity in black howler monkeys (Alouatta pigra) in southern Belize: does degree of frugivory influence activity level?

   • Mary S. M. Pavelka
   • Kyle Houston Knopff

   Original Article 21 January 2004 Pages: 105 - 111

   

5. An experimental study of leaf swallowing in captive chimpanzees: insights into the origin of a self-medicative behavior and the role of social learning

   • Michael A. Huffman
   • Satoshi Hirata

   Original Article 23 January 2004 Pages: 113 - 118

   

6. Vocal individual discrimination in Japanese monkeys

   • Miyuki Ceugniet
   • Akihiro Izumi

   Original Article 13 December 2003 Pages: 119 - 128

   

7. Quantitative analyses of cross-sectional shape of the distal radius in three species of macaques

   • Yasuhiro Kikuchi

   Original Article 19 December 2003 Pages: 129 - 134

   

8. A comparison of buttress drumming by male chimpanzees from two populations

   • Adam Clark Arcadi
   • Daniel Robert
   • Francis Mugurusi

   Original Article 21 January 2004 Pages: 135 - 139

   

9. On the possible adaptive value of coprophagy in free-ranging chimpanzees

   • Sabrina Krief
   • Aliette Jamart
   • Claude-Marcel Hladik

   Original Article 20 February 2004 Pages: 141 - 145

   

10. Molecular cloning of protamine-2 and expression with aging in Japanese monkey (Macaca fuscata)

    • Sung Sook Yu
    • Osamu Takenaka

    Short Communication 24 February 2004 Pages: 147 - 150

    

11. Field testing a global positioning system (GPS) collar on a Japanese monkey: reliability of automatic GPS positioning in a Japanese forest

    • David S. Sprague
    • Hajime Kabaya
    • Ko Hagihara

    Short Communication 21 January 2004 Pages: 151 - 154

    

12. Indices of environmental temperatures for primates in open habitats

    • Russell A. Hill
    • Tony Weingrill
    • S. Peter Henzi

    Erratum 20 February 2004 Pages: 155 - 155