Research field (4)：
Physical anthropology
, Ecology and environmental science
, Evolutionary biology
, Animals: biochemistry, physiology, behavioral science
Research keywords (8)：
広鼻猿類
, 色覚多型
, 睡眠
, 群れ
, Japanese macaques
, night time behaviour
, fission-fusion
, Primates
Research theme for competitive and other funds (4)：
2021 - 2024 霊長類の色覚型が隠蔽的・顕在的な色彩の脅威の検出に及ぼす影響
2018 - 2021 霊長類にみられる種内色覚多型の維持メカニズムの解明
2016 - 2020 Advantage of trichromatic color vision under dim-light condition
2015 - 2018 Potential of habitat management for preventing agricultural damages by wildlife
Papers (14)：
Mari Nishikawa, Mariko Suzuki, David S. Sprague. Activity synchrony and travel direction synchrony in wild female Japanese macaques. Behavioural Processes. 2021. 191. 104473-104473
Mari Nishikawa. Predation on the skink, Plestiodon japonicus, by the Japanese macaque, Macaca fuscata yakui. AKAMATA. 2020. 29. 13-15
Mari Nishikawa, Koji Mochida. TAKYDROMUS TACHYDROMOIDES (Japanese Grass Lizard). PREDATION. Herpetological Review. 2020. 51. 4. 855-856
Mari Nishikawa, Nuria Ferrero, Saul Cheves, Ronald Lopez, Shoji Kawamura, Linda M. Fedigan, Amanda D. Melin, Katharine M. Jack. Infant cannibalism in wild white-faced capuchin monkeys. Ecology and Evolution. 2020
David S. Sprague, Mari Nishikawa. Spatial structure in the distribution of feeding trees used by the Japanese macaques of Yakushima Island, Japan. AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY. 2015. 156. 295-295
David S. Sprague, Mari Nishikawa. Linking GPS data with behavior to study the travel ecology of the Japanese macaques of Yakushima Island, Japan. AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY. 2012. 147. 275-276
