Ryobu Fukuyama

• Master of Science
• Kyoto University

An observation of Acrantophis madagascariensis feeding on Lepilemur edwardsi is reported from Ankarafantsika National Park, northwestern Madagascar. While A. madagascariensis is generally considered a terrestrial and nocturnal boa, we observed its predatory activity on a tree during the daytime.

When several male snakes dispute over one female in the breeding season, two major male-male rivalries are known to occur: male-male combat and multimale breeding aggregation. The roles of male body size and the degree of sexual size dimorphism are different between these rivalries. We report field observations of mating behaviour including a multi...

A blue individual of Ryukyum yaeyamense (Minei, 1973) was recorded for the first time from Iriomote Island, Yaeyama Islands, Okinawa, Japan.

Gunung Mulu National Park (GMNP) in northwestern Borneo is marked by high species diversity and diverse environments. We present one new amphibian and ten new reptile records from GMNP and its surrounding area. In the records, Asthenodipsas jamilinaisi and Garthius chaseni were newly recorded in the Sarawak State. We also present the first record o...

Amphibians and reptiles are highly speciose in tropics, and their species diversity reflects diversity of habitats then indicates present conservational status of environment. We, thus, conducted a survey of herpetofauna at Bako National Park, Sarawak, one of the oldest parks in Malaysian Borneo, and compared this new list with published works, for...