Nishida, T. Study of Mahale chimpanzees in the early years of research with special reference to the history of alpha males.
Norikoshi, K. Vegetation, food, nomadic patterns and group size: Changes in M Group between 1975 and 1998 before and after establishment of Mahale National Park.
Itoh, N. Fruit food availability and chimpanzee party size.
Uehara, S. Diachronic changes in distribution and abundance of diurnal mammals.
Hosaka, K. Chimpanzee predatory behavior in Mahale: Complementary analyses of long-term and short-term data.
Fukuda, F. Habitat use of B Group.
Sakamaki, T. My research plans for 1999: Short-distance communication among chimpanzees on the basis of face-to-face interactions.
Zamma, K. My research plans for 1999: Chimpanzees and their ectoparasites.
Matsumoto-Oda, A. Female choice in opportunistic mating of wild chimpanzees at Mahale: The importance of long-term dada analysis of reproductive behavior.
Nakamura , M. Testing Dunbar's hypothesis on the evolution of language: Comparison of clique sizes during chimpanzee grooming and human conversation.
Huffman, M. A. A comparison of the self-medicative behavior "leaf-swallowing" between chimpanzees of Mahale, Tanzania and Budongo, Uganda.
Contact: Prof. S. Uehara, Ecology Section of PRI
<e-mail: uehara@pri.kyoto-u.ac.jp><phone: 0568-63-0537>