Masaru Koyama

Abiotic and biotic factors affecting the denning behaviors in Asiatic black bears Ursus thibetanus

Toshiaki Yamamoto, Hiroo Tamatani, Junpei Tanaka et al. · Journal of Mammalogy · 2015 · 44 citations · Full text

Breeding Behavior, Engineering, Biotic Factors +18

Multiple paternity in Asian black bear Ursus thibetanus (Ursidae, Carnivora) determined by microsatellite analysis

Toshiaki Yamamoto, Hiroo Tamatani, Junpei Tanaka et al. · Mammalia · 2012 · 41 citations

Biology, Genetic Diversity, Microsatellite Analysis +15

Seasonal variation in fleshy fruit use and seed dispersal by the Japanese black bear ( <i>Ursus thibetanus japonicus</i> )

Kazuaki Takahashi, Tadatoshi Shiota, Hiroo Tamatani et al. · Ecological Research · 2007 · 24 citations

Changes in diet of a small, isolated bear population over time

Shinsuke Koike, Rumiko Nakashita, Kyoko Naganawa et al. · Journal of Mammalogy · 2013 · 16 citations · Full text

Nutrition, Biodiversity, Asiatic Black Bears +15

Annual and seasonal home range characteristics of female Asiatic black bears in Karuizawa, Nagano Prefecture, Japan

Toshiaki Yamamoto, Hiroo Tamatani, Junpei Tanaka et al. · Ursus · 2012 · 16 citations

Biology, Seasonal Home Ranges, Engineering +14